##### Congruent Shapes
FreeCongruent shapes are shapes that are the exact same shape and size. Congruent shapes can be rotated or reflected. When 2 shapes are congruent, they have the exact same size and shape. Read more...iWorksheets: 4Study Guides: 1Vocabulary Sets: 1
##### Determine the One Operation Function
A one operation function is an equation with only one of the following operations: addition, subtraction, multiplication, or division. Read more...iWorksheets: 3Study Guides: 1
##### Odd/Even Numbers
What is odd number? An odd number is a number that will have a leftover when divided into two equal groups. What is even number? An even number is a number that can be divided into two equal groups without any leftovers. Read more...iWorksheets: 6Study Guides: 1
##### Open Number Sentences
What Are Open Number Sentences? Open number sentences are equations that give one part of the equation along with the answer. In order to solve an open number sentence, the inverse operation is used. Read more...iWorksheets: 3Study Guides: 1
##### Probability
What Is Probability? Probability is the chance that a particular event will occur. There are four different ways to show the probability: One way is to show the certainty: certain, likely, somewhat likely, not likely, impossible. The other three ways are with numbers. Probability word problems worksheet. Read more...iWorksheets: 6Study Guides: 1
##### Shapes
We are surrounded by many different kinds of shapes every day. Many shapes are flat. These shapes are two-dimensional plane figures. Read more...iWorksheets: 5Study Guides: 1
##### Skip Counting
You can skip count by large numbers such as 25, 50 or 100. Skip counting allows you to count by large numbers following a pattern. Read more...iWorksheets: 3Study Guides: 1
##### Symmetry
Symmetry is an exact matching of two parts along a fold line. Read more...iWorksheets: 4Study Guides: 1

### OK.3.N. Number & Operations (N)

#### 3.N.1. Compare and represent whole numbers up to 10,000 with an emphasis on place value and equality.

##### 3.N.1.1. Read, write, discuss, and represent whole numbers up to 10,000. Representations may include numerals, expressions with operations, words, pictures, number lines, and manipulatives.
###### Number Words to 1,000
Numbers can be written in word form. Read more...iWorksheets :3Study Guides :1
FreeAdding large numbers involves breaking the problem down into smaller addition facts. Read more...iWorksheets :4Study Guides :1
###### 3 Digit Subtraction
What Is Three-Digit Subtraction? We subtract to compare numbers. We are able to find the difference between numbers through subtraction. We use subtraction to find out how much more we have or how much smaller something is in comparison to another number. Read more...iWorksheets :3Study Guides :1
###### Subtraction Facts
Subtract means to take away. The meaning of 3-2=1 is that two objects are taken away from a group of three objects and one object remains. Subtraction Facts fun Worksheets and Printables. Read more...iWorksheets :3Study Guides :1Vocabulary :1
###### Subtraction is not Commutative
Commutative means you can switch around the numbers you are using without changing the result. Addition is commutative. Subtraction, however, is not commutative. Read more...iWorksheets :3Study Guides :1Vocabulary :1
###### Odd/Even
A number can be identified as odd or even. Odd numbers can't be divided exactly by 2. Read more...iWorksheets :3Study Guides :1
###### Multi-step Word Problems
Some word problems require more than one step to solve. These are called multi-step word problems. Read more...iWorksheets :3Study Guides :1
###### Number Line
A number line is a line that shows any group of numbers in their least to greatest value. Read more...iWorksheets :3Study Guides :1
###### Commutative/Associative Properties
Using the Commutative Property in addition means that the order of addends does not matter; the sum will remain the same. Read more...iWorksheets :3Study Guides :1
###### One More, One Less
Count forward by 1 or count backwards by 1. Read more...iWorksheets :3Study Guides :1Vocabulary :1
###### Word Problems
Multiply and divide, writing number sentences. Read more...iWorksheets :3Study Guides :1
###### Number Words
Number words are the words you write for a number. Read more...iWorksheets :3Study Guides :1Vocabulary :1
FreeWhen you add, you combine two or more numbers together to get ONE answer… one SUM. A sum is the answer to an addition problem. Read more...iWorksheets :6Study Guides :1Vocabulary :2
###### Comparing Numbers
When comparing two numbers, you figure out if one number is GREATER or LESS THAN the other number. You can use SIGNS to show if a number is greater than, less than, or equal to another number. Read more...iWorksheets :4Study Guides :1Vocabulary :2
###### Double Digit Addition without Regrouping
First: Add the two numbers in the ONES place.
iWorksheets :5Study Guides :1Vocabulary :1
###### Story Problems
A story problem is a word problem that contains a problem you need to solve by adding, subtracting, multiplying or dividing in order to figure out the answer. Read more...iWorksheets :4Study Guides :1Vocabulary :1
###### Double Digit Subtraction
What Is Double Digit Subtraction? Double digit subtraction is taking a number with two digits (ex. 23) and subtracting it from another two digit number (ex. 33). The answer is known as the difference. Read more...iWorksheets :4Study Guides :1
###### Place Value
What Is Place Value? In our decimal number system, the value of a digit depends on its place, or position, in the number. Beginning with the ones place at the right, each place value is multiplied by increasing powers of 10. Read more...iWorksheets :4Study Guides :1Vocabulary :1
###### More Multiplication
Multiplication of two digits by two digits. What Is Multiplication? Multiplication is a short way of adding or counting. Multiplication is a faster way of adding. By multiplying numbers together, you are adding a series of one number to itself. Read more...iWorksheets :3Study Guides :1
###### Multiplication
What Is Multiplication? Multiplication is a short way of adding or counting. Multiplication is a faster way of adding by using strategies to remember what different groups of each number equal. By multiplying numbers together, you are adding a series of one number to itself. The answer to a multiplication problem is called a product. Read more...iWorksheets :7Study Guides :1
Addition is combining two or more numbers. The term used for addition is plus. When two or more numbers are combined they form a new number called a sum. Subtraction is “taking away” one number from another. The term is minus. The number left after subtracting is called a difference. Read more...iWorksheets :3Study Guides :1
What Is Double Digit Addition? Double digit addition is taking a two digit number (ex. 32) and adding it to another two digit number (ex. 27). The answer of these two addends is known as the sum. Read more...iWorksheets :4Study Guides :1
###### Regrouping
What Is Regrouping? Regrouping in addition is used when the sum of the ones place is larger than nine. The tens place of the sum is moved to the top of the tens place column to be added with the others. Read more...iWorksheets :3Study Guides :1
###### Multiplication
Multiplication is similar to adding a number to itself a certain number of times. When multiplying an odd number with an odd number, the product is always an odd number. When multiplying an odd number with an even number or two even numbers, the product is always an even number. Read more...iWorksheets :19Study Guides :1
###### Word Problems
What Are Story Problems? Story problems are a bunch of sentences set up to give you information in order to solve a problem. Story problems most often give you all the information needed to solve the problem. They may even include information you do not need at all. Read more...iWorksheets :7Study Guides :1
###### Number Words and Place Value
When we write numbers, the position of each digit is important. Each position is 10 more than the one before it. So, 23 means “add 2*10 to 3*1″. In the number 467: the "7" is in the Ones position, meaning 7 ones, the "6" is in the Tens position meaning 6 tens, and the "4" is in the Hundreds position. Read more...iWorksheets :3Study Guides :1
##### 3.N.1.2. Use place value to describe whole numbers between 1,000 and 10,000 in terms of ten thousands, thousands, hundreds, tens and ones, including expanded form.
###### Ordering and Comparing Numbers
When you order numbers, you are putting the numbers in a sequence from the smallest value to the largest value. When you compare two numbers, you are finding which number is larger or smaller than the other. Read more...iWorksheets :5Study Guides :1Vocabulary :1
###### Compare and Order Numbers
What is comparing and ordering numbers? Ordering numbers means listing numbers from least to greatest, or greatest to least. Comparing numbers means looking at the values of two numbers and deciding if the numbers are greater than, less than, or equal to each other. Read more...iWorksheets :3Study Guides :1
###### Place Value
What Is Place Value? In our decimal number system, the value of a digit depends on its place, or position, in the number. Beginning with the ones place at the right, each place value is multiplied by increasing powers of 10. Read more...iWorksheets :4Study Guides :1Vocabulary :1
###### Greater Than/Less Than
What Is Greater Than and Less Than? When a number is greater than another number, this means it is a larger number. The symbol for greater than is >. When a number is less than another number, this means it is a smaller number. The symbol for less than is <. Read more...iWorksheets :6Study Guides :1
###### Expanding Numbers
What Are Expanding Numbers? An expanding number is taking a larger number apart and showing each number’s total value. Number 5398 in expanded form is 5000 + 300 + 90 + 8. Read more...iWorksheets :3Study Guides :1
###### Place Value
Place value is what each digit is worth. In the number 4,573 there are four thousands, five hundreds, seven tens, and three ones. How to Find the Place Value: In order to find the place value of a number, you can count the number of places from the right. The first number will be the ones place. The next number moving towards the left would be the tens place, and so on. Read more...iWorksheets :7Study Guides :1
###### Number Words and Place Value
When we write numbers, the position of each digit is important. Each position is 10 more than the one before it. So, 23 means “add 2*10 to 3*1″. In the number 467: the "7" is in the Ones position, meaning 7 ones, the "6" is in the Tens position meaning 6 tens, and the "4" is in the Hundreds position. Read more...iWorksheets :3Study Guides :1
##### 3.N.1.3. Find 1,000 more or 1,000 less than a given four- or five-digit number. Find 100 more or 100 less than a given four- or five-digit number.
FreeAdding large numbers involves breaking the problem down into smaller addition facts. Read more...iWorksheets :4Study Guides :1
###### 3 Digit Subtraction
What Is Three-Digit Subtraction? We subtract to compare numbers. We are able to find the difference between numbers through subtraction. We use subtraction to find out how much more we have or how much smaller something is in comparison to another number. Read more...iWorksheets :3Study Guides :1
###### Commutative/Associative Properties
Using the Commutative Property in addition means that the order of addends does not matter; the sum will remain the same. Read more...iWorksheets :3Study Guides :1
###### Double Digit Addition without Regrouping
First: Add the two numbers in the ONES place.
iWorksheets :5Study Guides :1Vocabulary :1
###### Double Digit Subtraction
What Is Double Digit Subtraction? Double digit subtraction is taking a number with two digits (ex. 23) and subtracting it from another two digit number (ex. 33). The answer is known as the difference. Read more...iWorksheets :4Study Guides :1
Addition is combining two or more numbers. The term used for addition is plus. When two or more numbers are combined they form a new number called a sum. Subtraction is “taking away” one number from another. The term is minus. The number left after subtracting is called a difference. Read more...iWorksheets :3Study Guides :1
What Is Double Digit Addition? Double digit addition is taking a two digit number (ex. 32) and adding it to another two digit number (ex. 27). The answer of these two addends is known as the sum. Read more...iWorksheets :4Study Guides :1
###### Regrouping
What Is Regrouping? Regrouping in addition is used when the sum of the ones place is larger than nine. The tens place of the sum is moved to the top of the tens place column to be added with the others. Read more...iWorksheets :3Study Guides :1
###### Word Problems
What Are Story Problems? Story problems are a bunch of sentences set up to give you information in order to solve a problem. Story problems most often give you all the information needed to solve the problem. They may even include information you do not need at all. Read more...iWorksheets :7Study Guides :1
##### 3.N.1.4. Use place value to compare and order whole numbers up to 10,000, using comparative language, numbers, and symbols.
###### Algebra
Comparing whole numbers, fractions, and decimals means looking at the values of two numbers and deciding if they are greater than, less than or equal to each other. Read more...iWorksheets :3Study Guides :1
###### Sequencing
Sequencing is when when you count, numbers go in a specific order. Read more...iWorksheets :3Study Guides :1Vocabulary :1
###### Greater Than/Less Than
If a number is greater than another number that means it is higher in value than the other number. If a number is less than another number that means it is lower in value than the other number. Read more...iWorksheets :3Study Guides :1
###### Comparing Fractions
When comparing fractions, you are finding which fraction is greater and which fractions is less than the other. Similar to comparing numbers, there are symbols to use when comparing fractions. Read more...iWorksheets :4Study Guides :1Vocabulary :1
###### Ordering and Comparing Numbers
When you order numbers, you are putting the numbers in a sequence from the smallest value to the largest value. When you compare two numbers, you are finding which number is larger or smaller than the other. Read more...iWorksheets :5Study Guides :1Vocabulary :1
###### Compare and Order Numbers
What is comparing and ordering numbers? Ordering numbers means listing numbers from least to greatest, or greatest to least. Comparing numbers means looking at the values of two numbers and deciding if the numbers are greater than, less than, or equal to each other. Read more...iWorksheets :3Study Guides :1
###### Counting to 999
When you count, you start with the number 1 and stop counting after you count the last object you happen to be counting. Read more...iWorksheets :3Study Guides :1
###### Comparing Numbers
When comparing two numbers, you figure out if one number is GREATER or LESS THAN the other number. You can use SIGNS to show if a number is greater than, less than, or equal to another number. Read more...iWorksheets :4Study Guides :1Vocabulary :2
###### Greater Than/Less Than
What Is Greater Than and Less Than? When a number is greater than another number, this means it is a larger number. The symbol for greater than is >. When a number is less than another number, this means it is a smaller number. The symbol for less than is <. Read more...iWorksheets :6Study Guides :1
###### Fractions
The top number of a fraction is called the numerator. It shows how many pieces of a whole we are talking about. The bottom number is called the denominator. It shows how many pieces an object was divided into, or how many total pieces we have. Read more...iWorksheets :4Study Guides :1

#### 3.N.2. Add and subtract multi-digit whole numbers; multiply with factors up to 10; represent multiplication and division in various ways; Solve real-world and mathematical problems through the representation of related operations.

##### 3.N.2.1. Represent multiplication facts by using a variety of approaches, such as repeated addition, equal-sized groups, arrays, area models, equal jumps on a number line and skip counting.
###### Odd/Even
A number can be identified as odd or even. Odd numbers can't be divided exactly by 2. Read more...iWorksheets :3Study Guides :1
###### Multi-step Word Problems
Some word problems require more than one step to solve. These are called multi-step word problems. Read more...iWorksheets :3Study Guides :1
###### Commutative/Associative Properties
Using the Commutative Property in addition means that the order of addends does not matter; the sum will remain the same. Read more...iWorksheets :3Study Guides :1
###### Word Problems
Multiply and divide, writing number sentences. Read more...iWorksheets :3Study Guides :1
###### More Multiplication
Multiplication of two digits by two digits. What Is Multiplication? Multiplication is a short way of adding or counting. Multiplication is a faster way of adding. By multiplying numbers together, you are adding a series of one number to itself. Read more...iWorksheets :3Study Guides :1
###### Multiplication
What Is Multiplication? Multiplication is a short way of adding or counting. Multiplication is a faster way of adding by using strategies to remember what different groups of each number equal. By multiplying numbers together, you are adding a series of one number to itself. The answer to a multiplication problem is called a product. Read more...iWorksheets :7Study Guides :1
###### Multiplication
Multiplication is similar to adding a number to itself a certain number of times. When multiplying an odd number with an odd number, the product is always an odd number. When multiplying an odd number with an even number or two even numbers, the product is always an even number. Read more...iWorksheets :19Study Guides :1
##### 3.N.2.2. Demonstrate fluency of multiplication facts with factors up to 10.
###### One More, One Less
Count forward by 1 or count backwards by 1. Read more...iWorksheets :3Study Guides :1Vocabulary :1
###### Double Digit Addition without Regrouping
First: Add the two numbers in the ONES place.
iWorksheets :5Study Guides :1Vocabulary :1
###### Multiplication
Multiplication is similar to adding a number to itself a certain number of times. When multiplying an odd number with an odd number, the product is always an odd number. When multiplying an odd number with an even number or two even numbers, the product is always an even number. Read more...iWorksheets :19Study Guides :1
##### 3.N.2.3. Use strategies and algorithms based on knowledge of place value and equality to fluently add and subtract multi-digit numbers.
FreeAdding large numbers involves breaking the problem down into smaller addition facts. Read more...iWorksheets :4Study Guides :1
###### 3 Digit Subtraction
What Is Three-Digit Subtraction? We subtract to compare numbers. We are able to find the difference between numbers through subtraction. We use subtraction to find out how much more we have or how much smaller something is in comparison to another number. Read more...iWorksheets :3Study Guides :1
###### Commutative/Associative Properties
Using the Commutative Property in addition means that the order of addends does not matter; the sum will remain the same. Read more...iWorksheets :3Study Guides :1
###### Double Digit Addition without Regrouping
First: Add the two numbers in the ONES place.
iWorksheets :5Study Guides :1Vocabulary :1
###### Double Digit Subtraction
What Is Double Digit Subtraction? Double digit subtraction is taking a number with two digits (ex. 23) and subtracting it from another two digit number (ex. 33). The answer is known as the difference. Read more...iWorksheets :4Study Guides :1
Addition is combining two or more numbers. The term used for addition is plus. When two or more numbers are combined they form a new number called a sum. Subtraction is “taking away” one number from another. The term is minus. The number left after subtracting is called a difference. Read more...iWorksheets :3Study Guides :1
What Is Double Digit Addition? Double digit addition is taking a two digit number (ex. 32) and adding it to another two digit number (ex. 27). The answer of these two addends is known as the sum. Read more...iWorksheets :4Study Guides :1
###### Regrouping
What Is Regrouping? Regrouping in addition is used when the sum of the ones place is larger than nine. The tens place of the sum is moved to the top of the tens place column to be added with the others. Read more...iWorksheets :3Study Guides :1
###### Word Problems
What Are Story Problems? Story problems are a bunch of sentences set up to give you information in order to solve a problem. Story problems most often give you all the information needed to solve the problem. They may even include information you do not need at all. Read more...iWorksheets :7Study Guides :1
##### 3.N.2.4. Recognize when to round numbers and apply understanding to round numbers to the nearest ten thousand, thousand, hundred, and ten and use compatible numbers to estimate sums and differences.
###### Estimation
When you make an estimate, you are making a guess that is approximate. This is often done by rounding. Read more...iWorksheets :6Study Guides :1
###### Estimation
To estimate means to make an educated guess based on what you already know. Read more...iWorksheets :3Study Guides :1
###### Rounding to Nearest 10
Rounding makes numbers easier to work with if you do not need an exact number. Rounded numbers are only approximate. You can use rounded numbers to get an answer that is close but does not have to be exact. Read more...iWorksheets :3Study Guides :1
###### Rounding Numbers
What Is Rounding? Rounding means reducing the digits in a number while trying to keep its value similar. How to Round: The number in the given place is increased by one if the digit to its right is 5 or greater. The number in the given place remains the same if the digit to its right is less than 5. Read more...iWorksheets :3Study Guides :1Vocabulary :1
##### 3.N.2.5. Use addition and subtraction to solve real-world and mathematical problems involving whole numbers. Use various strategies, including the relationship between addition and subtraction, the use of technology, and the context of the problem to assess the reasonableness of results.
###### Multi-step Word Problems
Some word problems require more than one step to solve. These are called multi-step word problems. Read more...iWorksheets :3Study Guides :1
###### Story Problems
A story problem is a word problem that contains a problem you need to solve by adding, subtracting, multiplying or dividing in order to figure out the answer. Read more...iWorksheets :4Study Guides :1Vocabulary :1
###### Problem Solving
What Is Problem Solving? Problem solving is finding an answer to a question. How to Problem Solve: Read the problem carefully. Decide on an operation to use to solve the problem. Solve the problem. Check your work and make sure that your answer makes sense. Read more...iWorksheets :3Study Guides :1
###### Word Problems
What Are Story Problems? Story problems are a bunch of sentences set up to give you information in order to solve a problem. Story problems most often give you all the information needed to solve the problem. They may even include information you do not need at all. Read more...iWorksheets :7Study Guides :1
##### 3.N.2.6. Represent division facts by using a variety of approaches, such as repeated subtraction, equal sharing and forming equal groups.
###### Word Problems
Multiply and divide, writing number sentences. Read more...iWorksheets :3Study Guides :1
###### Division
What Is Division? Division is splitting up numbers into equal parts. The process of finding out how many times one number will go into another number. Division is a series of repeated subtraction. The parts of a division problem include the divisor, dividend, quotient and remainder. Read more...iWorksheets :4Study Guides :1
###### Division/Multiplication
Understanding of models for multiplication, place value, and properties of operations (in particular, the distributive property). Read more...iWorksheets :6Study Guides :1
###### Division
What Is Division? Division is an operation that tells: how many equal sized groups, how many in each group. The number you divide by is called the DIVISOR. The number you are dividing is called the DIVIDEND. And the answer is called the QUOTIENT. Read more...iWorksheets :6Study Guides :1
##### 3.N.2.7. Recognize the relationship between multiplication and division to represent and solve real-world problems.
###### Word Problems
Multiply and divide, writing number sentences. Read more...iWorksheets :3Study Guides :1
###### Problem Solving
What Is Problem Solving? Problem solving is finding an answer to a question. How to Problem Solve: Read the problem carefully. Decide on an operation to use to solve the problem. Solve the problem. Check your work and make sure that your answer makes sense. Read more...iWorksheets :3Study Guides :1
##### 3.N.2.8. Use strategies and algorithms based on knowledge of place value, equality and properties of addition and multiplication to multiply a two-digit number by a one-digit number.
###### Odd/Even
A number can be identified as odd or even. Odd numbers can't be divided exactly by 2. Read more...iWorksheets :3Study Guides :1
###### Commutative Property
The commutative property of addition says that we can add numbers in any order and get the same sum. Read more...iWorksheets :3Study Guides :1
###### Commutative/Associative Properties
Using the Commutative Property in addition means that the order of addends does not matter; the sum will remain the same. Read more...iWorksheets :3Study Guides :1
###### One More, One Less
Count forward by 1 or count backwards by 1. Read more...iWorksheets :3Study Guides :1Vocabulary :1
###### Word Problems
Multiply and divide, writing number sentences. Read more...iWorksheets :3Study Guides :1
###### Double Digit Addition without Regrouping
First: Add the two numbers in the ONES place.
iWorksheets :5Study Guides :1Vocabulary :1
###### More Multiplication
Multiplication of two digits by two digits. What Is Multiplication? Multiplication is a short way of adding or counting. Multiplication is a faster way of adding. By multiplying numbers together, you are adding a series of one number to itself. Read more...iWorksheets :3Study Guides :1
###### Multiplication
What Is Multiplication? Multiplication is a short way of adding or counting. Multiplication is a faster way of adding by using strategies to remember what different groups of each number equal. By multiplying numbers together, you are adding a series of one number to itself. The answer to a multiplication problem is called a product. Read more...iWorksheets :7Study Guides :1
###### Division/Multiplication
Understanding of models for multiplication, place value, and properties of operations (in particular, the distributive property). Read more...iWorksheets :6Study Guides :1
###### Multiplication
Multiplication is similar to adding a number to itself a certain number of times. When multiplying an odd number with an odd number, the product is always an odd number. When multiplying an odd number with an even number or two even numbers, the product is always an even number. Read more...iWorksheets :19Study Guides :1

#### 3.N.3. Understand meanings and uses of fractions in real-world and mathematical situations.

##### 3.N.3.1. Read and write fractions with words and symbols.
###### Fractions Greater Than or Less Than 1/2
Partition circles and rectangles into two, three, or four equal shares, describe the shares using the words halves, thirds, half of, a third of, etc., and describe the whole as two halves, three thirds, four fourths. Recognize that equal shares of identical wholes need not have the same shape. Read more...iWorksheets :5Study Guides :1Vocabulary :1
Addition and subtraction of decimals is like adding and subtracting whole numbers. The only thing we must remember is to line up the place values correctly. Read more...iWorksheets :14Study Guides :1Vocabulary :1
###### Algebra
Comparing whole numbers, fractions, and decimals means looking at the values of two numbers and deciding if they are greater than, less than or equal to each other. Read more...iWorksheets :3Study Guides :1
###### Fractions
Fractions can show a part of a group or part of a set. Read more...iWorksheets :6Study Guides :1
###### Probability
Probability word problems worksheet. Probability is the chance of whether something will happen or not. If two things have an EQUAL chance of happening, they have the SAME probability. If there are MORE chances of something happening (A) than something else (B), that means there is a HIGHER PROBABILITY of that something (A) happening. Read more...iWorksheets :3Study Guides :1
###### Number Line
A number line is a line that shows any group of numbers in their least to greatest value. Read more...iWorksheets :3Study Guides :1
###### Pattern Blocks
A fraction is a part of a whole of something. Read more...iWorksheets :3Study Guides :1
###### Comparing Fractions
When comparing fractions, you are finding which fraction is greater and which fractions is less than the other. Similar to comparing numbers, there are symbols to use when comparing fractions. Read more...iWorksheets :4Study Guides :1Vocabulary :1
###### Fractions
A fraction is a part of a whole. Fractions for 1/2, 1/3, 1/4, 1/5, 1/6, 1/7, 1/8, 1/10, and 1/12 Read more...iWorksheets :7Study Guides :1Vocabulary :2
###### Decimals/Fractions
Express decimals as an equivalent form of fractions to tenths and hundredths. Read more...iWorksheets :4Study Guides :1Vocabulary :1
What Is Addition and Subtraction of Fractions? Addition is combining two or more fractions. The term used for addition is plus. When two or more numbers, or addends, are combined they form a new number called a sum. Subtraction is “taking away” one fraction from another fraction. The term is minus. The number left after subtracting is called a difference. Read more...iWorksheets :4Study Guides :1
###### Equivalent Fractions to 1/2
Fractions that are equivalent to ½ are fractions that have different denominators than ½, but still show half. Fractions that are equivalent to ½ can be simplified to ½. Fractions equivalent to ½ have an even number as their denominator. Read more...iWorksheets :3Study Guides :1
###### Fractions
The top number of a fraction is called the numerator. It shows how many pieces of a whole we are talking about. The bottom number is called the denominator. It shows how many pieces an object was divided into, or how many total pieces we have. Read more...iWorksheets :4Study Guides :1
##### 3.N.3.2. Construct fractions using length, set, and area models.
###### Fractions Greater Than or Less Than 1/2
Partition circles and rectangles into two, three, or four equal shares, describe the shares using the words halves, thirds, half of, a third of, etc., and describe the whole as two halves, three thirds, four fourths. Recognize that equal shares of identical wholes need not have the same shape. Read more...iWorksheets :5Study Guides :1Vocabulary :1
Addition and subtraction of decimals is like adding and subtracting whole numbers. The only thing we must remember is to line up the place values correctly. Read more...iWorksheets :14Study Guides :1Vocabulary :1
###### Fractions
Fractions can show a part of a group or part of a set. Read more...iWorksheets :6Study Guides :1
###### Probability
Probability word problems worksheet. Probability is the chance of whether something will happen or not. If two things have an EQUAL chance of happening, they have the SAME probability. If there are MORE chances of something happening (A) than something else (B), that means there is a HIGHER PROBABILITY of that something (A) happening. Read more...iWorksheets :3Study Guides :1
###### Number Line
A number line is a line that shows any group of numbers in their least to greatest value. Read more...iWorksheets :3Study Guides :1
###### Pattern Blocks
A fraction is a part of a whole of something. Read more...iWorksheets :3Study Guides :1
###### Comparing Fractions
When comparing fractions, you are finding which fraction is greater and which fractions is less than the other. Similar to comparing numbers, there are symbols to use when comparing fractions. Read more...iWorksheets :4Study Guides :1Vocabulary :1
###### Fractions
A fraction is a part of a whole. Fractions for 1/2, 1/3, 1/4, 1/5, 1/6, 1/7, 1/8, 1/10, and 1/12 Read more...iWorksheets :7Study Guides :1Vocabulary :2
###### Decimals/Fractions
Express decimals as an equivalent form of fractions to tenths and hundredths. Read more...iWorksheets :4Study Guides :1Vocabulary :1
What Is Addition and Subtraction of Fractions? Addition is combining two or more fractions. The term used for addition is plus. When two or more numbers, or addends, are combined they form a new number called a sum. Subtraction is “taking away” one fraction from another fraction. The term is minus. The number left after subtracting is called a difference. Read more...iWorksheets :4Study Guides :1
###### Equivalent Fractions to 1/2
Fractions that are equivalent to ½ are fractions that have different denominators than ½, but still show half. Fractions that are equivalent to ½ can be simplified to ½. Fractions equivalent to ½ have an even number as their denominator. Read more...iWorksheets :3Study Guides :1
###### Fractions
The top number of a fraction is called the numerator. It shows how many pieces of a whole we are talking about. The bottom number is called the denominator. It shows how many pieces an object was divided into, or how many total pieces we have. Read more...iWorksheets :4Study Guides :1
##### 3.N.3.4. Use models and number lines to order and compare fractions that are related to the same whole.
###### Fractions Greater Than or Less Than 1/2
Partition circles and rectangles into two, three, or four equal shares, describe the shares using the words halves, thirds, half of, a third of, etc., and describe the whole as two halves, three thirds, four fourths. Recognize that equal shares of identical wholes need not have the same shape. Read more...iWorksheets :5Study Guides :1Vocabulary :1
###### Algebra
Comparing whole numbers, fractions, and decimals means looking at the values of two numbers and deciding if they are greater than, less than or equal to each other. Read more...iWorksheets :3Study Guides :1
###### Fractions
Fractions can show a part of a group or part of a set. Read more...iWorksheets :6Study Guides :1
###### Probability
Probability word problems worksheet. Probability is the chance of whether something will happen or not. If two things have an EQUAL chance of happening, they have the SAME probability. If there are MORE chances of something happening (A) than something else (B), that means there is a HIGHER PROBABILITY of that something (A) happening. Read more...iWorksheets :3Study Guides :1
###### Number Line
A number line is a line that shows any group of numbers in their least to greatest value. Read more...iWorksheets :3Study Guides :1
###### Pattern Blocks
A fraction is a part of a whole of something. Read more...iWorksheets :3Study Guides :1
###### Comparing Fractions
When comparing fractions, you are finding which fraction is greater and which fractions is less than the other. Similar to comparing numbers, there are symbols to use when comparing fractions. Read more...iWorksheets :4Study Guides :1Vocabulary :1
###### Fractions
A fraction is a part of a whole. Fractions for 1/2, 1/3, 1/4, 1/5, 1/6, 1/7, 1/8, 1/10, and 1/12 Read more...iWorksheets :7Study Guides :1Vocabulary :2
###### Decimals/Fractions
Express decimals as an equivalent form of fractions to tenths and hundredths. Read more...iWorksheets :4Study Guides :1Vocabulary :1
What Is Addition and Subtraction of Fractions? Addition is combining two or more fractions. The term used for addition is plus. When two or more numbers, or addends, are combined they form a new number called a sum. Subtraction is “taking away” one fraction from another fraction. The term is minus. The number left after subtracting is called a difference. Read more...iWorksheets :4Study Guides :1
###### Equivalent Fractions to 1/2
Fractions that are equivalent to ½ are fractions that have different denominators than ½, but still show half. Fractions that are equivalent to ½ can be simplified to ½. Fractions equivalent to ½ have an even number as their denominator. Read more...iWorksheets :3Study Guides :1
###### Fractions
The top number of a fraction is called the numerator. It shows how many pieces of a whole we are talking about. The bottom number is called the denominator. It shows how many pieces an object was divided into, or how many total pieces we have. Read more...iWorksheets :4Study Guides :1

#### 3.N.4. Determine the value of a set of coins or bills.

##### 3.N.4.1. Use addition to determine the value of a collection of coins up to one dollar using the cent symbol and a collection of bills up to twenty dollars.
###### Money
FreeMoney is a current medium of exchange in the form of coins and banknotes. Read more...iWorksheets :6Study Guides :1Vocabulary :1
Amounts of money may be written in several different ways. Cents may be written with the ¢ sign and dollars can be written with the dollar sign (\$). When we add money, we add the amounts and place the correct sign on the sum. Read more...iWorksheets :4Study Guides :1
###### Money
FreeWhat Is Making Change? Making change means giving money back to someone after they have made a purchase and paid more than they owed. This is done using banknotes and coins. You can subtract, add, multiply, and divide money when making change. Read more...iWorksheets :7Study Guides :1
###### Counting Money
FreeWhat Is Money? Money is what we use to make purchases for our needs and wants. Read more...iWorksheets :8Study Guides :1
###### Decimals
READING, WRITING, COMPARING, AND ORDERING DECIMALS Read more...iWorksheets :3Study Guides :1Vocabulary :1
###### Giving Change from \$1.00
What Is Giving Change? Change is the money you receive back when you purchase an item and give the cashier more than the item cost. To figure out the change you will receive from a purchase, simply subtract the total amount of the purchase from the amount you are giving the cashier. Read more...iWorksheets :4Study Guides :1

### OK.3.A. Algebraic Reasoning & Algebra (A)

#### 3.A.1. Describe and create representations of numerical and geometric patterns.

##### 3.A.1.1. Create, describe, and extend patterns involving addition, subtraction, or multiplication to solve problems in a variety of contexts.
###### Patterns
A pattern is an order of things repeated over and over. Read more...iWorksheets :6Study Guides :1
###### Patterns
A pattern is a recognizable, consistent series of numbers, shapes, or images. Read more...iWorksheets :3Study Guides :1
###### Number Patterns
A pattern is a repeated cycle. Read more...iWorksheets :7Study Guides :1Vocabulary :1
##### 3.A.1.2. Describe the rule (single operation) for a pattern from an input/output table or function machine involving addition, subtraction, or multiplication.
###### Patterns
A pattern is an order of things repeated over and over. Read more...iWorksheets :6Study Guides :1
###### Patterns
A pattern is a recognizable, consistent series of numbers, shapes, or images. Read more...iWorksheets :3Study Guides :1
###### Number Patterns
A pattern is a repeated cycle. Read more...iWorksheets :7Study Guides :1Vocabulary :1
##### 3.A.1.3. Explore and develop visual representations of growing geometric patterns and construct the next steps.
###### Patterns
A pattern is a recognizable, consistent series of numbers, shapes, or images. Read more...iWorksheets :3Study Guides :1

#### 3.A.2. Use number sentences involving multiplication and unknowns to represent and solve real-world and mathematical problems.

##### 3.A.2.2. Recognize, represent and apply the number properties (commutative, identity, and associative properties of addition and multiplication) using models and manipulatives to solve problems.
###### Commutative Property
The commutative property of addition says that we can add numbers in any order and get the same sum. Read more...iWorksheets :3Study Guides :1
###### Commutative/Associative Properties
Using the Commutative Property in addition means that the order of addends does not matter; the sum will remain the same. Read more...iWorksheets :3Study Guides :1
###### Associative Property
Associative Property of Addition explains that when three or more numbers are added, the sum is the same regardless of the order in which the numbers are grouped and/or added. Read more...iWorksheets :3Study Guides :1

### OK.3.GM. Geometry & Measurement (GM)

#### 3.GM.1. Use geometric attributes to describe and create shapes in various contexts.

##### 3.GM.1.1. Sort three-dimensional shapes based on attributes.
###### Solids and Faces
You can use solid shapes to help describe real-world objects. These shapes have surfaces called faces. Read more...iWorksheets :4Study Guides :1
###### Solids
What are solid figures? Solid figures are 3-dimensional figures that have length, width, and height. Solid figures have faces on them. A face is a FLAT surface on a solid figure and can be different shapes. Read more...iWorksheets :7Study Guides :1
##### 3.GM.1.3. Classify angles as acute, right, obtuse, and straight.
###### Lines and Angles
There are 3 sets of lines and 4 sets of angles. Read more...iWorksheets :6Study Guides :1Vocabulary :2

#### 3.GM.2. Understand measurable attributes of real-world and mathematical objects using various tools.

##### 3.GM.2.1. Find perimeter of polygon, given whole number lengths of the sides, in real-world and mathematical situations.
###### Area and Perimeter
The area of a figure is the space inside the figure. The perimeter of a polygon is the distance around it. The perimeter is the sum of the lengths of ALL the sides. Read more...iWorksheets :5Study Guides :1
###### Perimeter
Perimeter is the distance around the outside of an object. Read more...iWorksheets :3Study Guides :1Vocabulary :1
###### Perimeter
What Is Perimeter? The perimeter is the measurement of the distance around the outside of a shape or object. To find the perimeter of a shape or object, simply add the outside dimensions together. Read more...iWorksheets :4Study Guides :1
##### 3.GM.2.2. Develop and use formulas to determine the area of rectangles. Justify why length and width are multiplied to find the area of a rectangle by breaking the rectangle into one unit by one unit squares and viewing these as grouped into rows and columns.
###### Area and Perimeter
The area of a figure is the space inside the figure. The perimeter of a polygon is the distance around it. The perimeter is the sum of the lengths of ALL the sides. Read more...iWorksheets :5Study Guides :1
##### 3.GM.2.3. Choose an appropriate measurement instrument and measure the length of objects to the nearest whole centimeter or meter.
###### Measurement
FreeThere are two system of measurement for length that can be used. U.S customary System and Metric System. U.S. Customary System & Metric system. Read more...iWorksheets :7Study Guides :1Vocabulary :3
###### Units of Measure
When you need to measure an object, you must decide if you are: Measuring in length, weight, or capacity, choosing the unit that makes sense to measure the object, Measuring in the customary system or the metric system. Read more...iWorksheets :3Study Guides :1
###### Measurement
Measurement is the use of units to show size, length, weight, or capacity.There are customary measurements and metric measurements. Read more...iWorksheets :9Study Guides :1Vocabulary :2
###### Measurement
Measurement in inches, feet, centimeters, meters, cups, pints, quarts, gallons, liters, pounds, grams, and kilograms. Read more...iWorksheets :6Study Guides :1Vocabulary :3
###### Units of Measure
What are Units of Measurement? People measure mass, volume, and length. These measurements are labeled with appropriate unit of measurement. Read more...iWorksheets :4Study Guides :1
###### Comparing Objects
When you compare two objects, you identify how the objects are ALIKE and how they are DIFFERENT. Read more...iWorksheets :3Study Guides :1Vocabulary :2
###### Determine Appropriate Standard of Units
What are the Standard of Units? When measuring objects or distances, there are certain measurements of length, distance, weight, and capacity that should be used. There are customary standard of units and metric standard of units. Read more...iWorksheets :3Study Guides :1
##### 3.GM.2.4. Choose an appropriate measurement instrument and measure the length of objects to the nearest whole yard, whole foot, or half inch.
###### Measurement
FreeThere are two system of measurement for length that can be used. U.S customary System and Metric System. U.S. Customary System & Metric system. Read more...iWorksheets :7Study Guides :1Vocabulary :3
###### Units of Measure
When you need to measure an object, you must decide if you are: Measuring in length, weight, or capacity, choosing the unit that makes sense to measure the object, Measuring in the customary system or the metric system. Read more...iWorksheets :3Study Guides :1
###### Measurement
Measurement is the use of units to show size, length, weight, or capacity.There are customary measurements and metric measurements. Read more...iWorksheets :9Study Guides :1Vocabulary :2
###### Measurement
Measurement in inches, feet, centimeters, meters, cups, pints, quarts, gallons, liters, pounds, grams, and kilograms. Read more...iWorksheets :6Study Guides :1Vocabulary :3
###### Units of Measure
What are Units of Measurement? People measure mass, volume, and length. These measurements are labeled with appropriate unit of measurement. Read more...iWorksheets :4Study Guides :1
###### Comparing Objects
When you compare two objects, you identify how the objects are ALIKE and how they are DIFFERENT. Read more...iWorksheets :3Study Guides :1Vocabulary :2
###### Determine Appropriate Standard of Units
What are the Standard of Units? When measuring objects or distances, there are certain measurements of length, distance, weight, and capacity that should be used. There are customary standard of units and metric standard of units. Read more...iWorksheets :3Study Guides :1
##### 3.GM.2.6. Use an analog thermometer to determine temperature to the nearest degree in Fahrenheit and Celsius.
###### Temperature
What Is Temperature? Temperature is the measure of how hot or cold something is. Temperature is measured with a thermometer. Temperature is measured in degrees Celsius (ºC) or degrees Fahrenheit (ºF). Read more...iWorksheets :3Study Guides :1
##### 3.GM.2.8. Find the area of two-dimensional figures by counting total number of same size unit squares that fill the shape without gaps or overlaps.
###### Area and Perimeter
The area of a figure is the space inside the figure. The perimeter of a polygon is the distance around it. The perimeter is the sum of the lengths of ALL the sides. Read more...iWorksheets :5Study Guides :1

#### 3.GM.3. Solve problems by telling time to the nearest 5 minutes.

##### 3.GM.3.1. Read and write time to the nearest 5-minute (analog and digital).
###### Time
What Is Time? Time is a way to measure days, nights, and events. Time is made up of seconds, minutes, and hours. An analog clock is a clock with the numbers 1 through 12 around in a circle. Read more...iWorksheets :13Study Guides :1
##### 3.GM.3.2. Determine the solutions to problems involving addition and subtraction of time in intervals of 5 minutes, up to one hour, using pictorial models, number line diagrams, or other tools.
###### Time
Calculate elapsed time in hours and half hours, not crossing AM/PM. Read more...iWorksheets :7Study Guides :1
###### Story Problems
A story problem is a word problem that contains a problem you need to solve by adding, subtracting, multiplying or dividing in order to figure out the answer. Read more...iWorksheets :4Study Guides :1Vocabulary :1
###### Calendar
What Is Elapsed Time? Elapsed time is the amount of time from the start of an activity to the end of the activity. It tells how long an activity lasted. Elapsed time can be measured in seconds, minutes, hours, days or weeks. Read more...iWorksheets :3Study Guides :1

### OK.3.D. Data & Probability (D)

#### 3.D.1. Summarize, construct, and analyze data.

##### 3.D.1.1. Summarize and construct a data set with multiple categories using a frequency table, line plot, pictograph, and/or bar graph with scaled intervals.
###### Graphs
Graphs are visual displays of data and information. A bar graph is a graph that uses BARS to show data. Bar graphs are used to compare two or more objects or people. Graphs and charts allow people to learn information quickly and easily. Read more...iWorksheets :9Study Guides :1
##### 3.D.1.2. Solve one- and two-step problems using categorical data represented with a frequency table, pictograph, or bar graph with scaled intervals.
###### Represent Data
You can represent data by bar graphs, pictographs and tables. Read more...iWorksheets :3Study Guides :1
###### Graphs and Charts
What Are Graphs? A way to show information in the form of shapes or pictures. Graphs show the relationship between two sets of information. There are many different types of graphs. A few of them include bar graphs, line graphs, pictographs, and circle graphs. Read more...iWorksheets :6Study Guides :1Vocabulary :1
###### Tables and Graphs
What Are Bar, Circle, and Line Graphs? Bar Graphs are used to compare data. A bar graph is used to show relationships between groups. Circle Graphs are also known as Pie graphs or charts. They consist of a circle divided into parts. Line Graphs show gradual changes in data. Read more...iWorksheets :6Study Guides :1
###### Graphs
Graphs are visual displays of data and information. A bar graph is a graph that uses BARS to show data. Bar graphs are used to compare two or more objects or people. Graphs and charts allow people to learn information quickly and easily. Read more...iWorksheets :9Study Guides :1