Grade 7 - Number
Standard 7.N.5 - Solve addition and subtraction word problems with mixed fractions.
Included Skills: Fractions, Mixed Equations
Demonstrate an understanding of adding and subtracting positive fractions and mixed numbers, with like and unlike denominators, concretely, pictorially and symbolically (limited to positive sums and differences). • Achievement Indicators - Model addition and subtraction of a given positive fraction or a given mixed number using concrete representations, and record symbolically. - Determine the sum of two given positive fractions or mixed numbers with like denominators. - Determine the difference of two given positive fractions or mixed numbers with like denominators. - Determine a common denominator for a given set of positive fractions or mixed numbers. - Determine the sum of two given positive fractions or mixed numbers with unlike denominators. - Determine the difference of two given positive fractions or mixed numbers with unlike denominators. - Simplify a given positive fraction or mixed number by identifying the common factor between the numerator and denominator. - Simplify the solution to a given problem involving the sum or difference of two positive fractions or mixed numbers. - Solve a given problem involving the addition or subtraction of positive fractions or mixed numbers and determine if the solution is reasonable.