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 by using a visual fraction model.
Number and Operations-Fractions
Build fractions from unit fractions by applying and extending previous understandings of operations on whole numbers (limited to denominators 2, 3, 4, 5, 6, 8, 10, 12, and 100).
Understand a fraction 𝑎/𝑏 with 𝑎 > 1 as a sum of unit fractions (1/𝑏).