Illinois Standards. Adding or substracting fractions means to add or subtract the numerators and write the sum over the common denominator.

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Study GuideAdd/Subtract Fractions

Worksheet/Answer keysAdd/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.3a. Solve practical computation problems involving whole numbers, integers and rational numbers.

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

6.C.3a. Select computational procedures and solve problems with whole numbers, fractions, decimals, percents and proportions.