lesson
Decomposing Mixed Numbers Into Fractions
Decompose a mixed number into a sum of fractions with the same denominator.

Decompose a mixed number into a sum of fractions with the same denominator.
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10 lessons
Understand and perform addition and subtraction of fractions and mixed numbers with like denominators, including decomposition and regrouping.
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.