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Updated for iOS 8 and iOS 9. Learn how to subtract like fractions with this Common Core standards aligned iPad app. Learning Objective • Subtract like fractions • Find the greatest common factor to reduce fractions • Create and solve problems subtracting like fractions Other Features • Animated lesson teaching how to subtract like fractions • Vocabulary/Keywords • Printable Worksheet link Grade Level(s) 3 4 5 Common Core Standards 4.NF.3a Understand addition and subtraction of fractions as joining and separating parts referring to the same whole. 4.NF.3b Decompose a fraction into a sum of fractions with the same denominator in more than one way, recording each decomposition by an equation. Justify decompositions, e.g., by using a visual fraction model. Examples: 3/8 = 1/8 + 1/8 + 1/8 ; 3/8 = 1/8 + 2/8 ; 2 1/8 = 1 + 1 + 1/8 = 8/8 + 8/8 + 1/8. 4.NF.3c Add and subtract mixed numbers with like denominators, e.g., by replacing each mixed number with an equivalent fraction, and/or by using properties of operations and the relationship between addition and subtraction.
Release Notes:Updated for iOS 8 and iOS 9.
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