## ◂Math Worksheets and Study Guides First Grade. Using Number Line

### The resources above correspond to the standards listed below:

#### Alabama Common Core Standards

AL.NBT. Number and Operations in Base Ten - Students will:
Extend the counting sequence.
NBT.9. Count to 120, starting at any number less than 120. In this range, read and write numerals and represent a number of objects with a written numeral.
Understand place value.
NBT.11. Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of comparisons with the symbols >, =, and <.
Use place value understanding and properties of operations to add and subtract.
NBT.12. Add within 100, including adding a two-digit number and a one-digit number and adding a two-digit number and a multiple of 10, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method, and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.
AL.OA. Operations and Algebraic Thinking - Students will: