Decompose a fraction into a sum of fractions with like denominators in more than one way, recording each decomposition by an equation. Justify decompositions, e.g., by using a visual fraction model.
Number and Quantity
Number & Operations-Fractions: Build fractions from unit fractions.
Understand a fraction 𝑎/𝑏 with 𝑎 > 1 as a sum of fractions 1/𝑏.