Illinois Standards. is one of the four basic operations of arithmetic, with the others being subtraction, multiplication and division. The addition of two whole numbers is the total amount of those quantities combined.

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Study GuideAdd/Subtract Fractions

Worksheet/Answer keys

Add/Subtract Fractions

Worksheet/Answer keysAdd/Subtract Fractions

Worksheet/Answer keysAdd/Subtract Fractions

IL.6. Number Sense: Demonstrate and apply a knowledge and sense of numbers, including numeration and operations (addition, subtraction, multiplication, division), patterns, ratios and proportions.

6.B. Investigate, represent and solve problems using number facts, operations (addition, subtraction, multiplication, division) and their properties, algorithms and relationships.

6.B.2. Solve one- and two-step problems involving whole numbers, fractions and decimals using addition, subtraction, multiplication and division.

6.C. Compute and estimate using mental mathematics, paper-and-pencil methods, calculators and computers.

6.C.2a. Select and perform computational procedures to solve problems with whole numbers, fractions and decimals.