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 to build fractions from unit fractions.

Quantitative Reasoning - Numbers and Operations: Fractions

Use equivalent fractions as a strategy to add and subtract fractions.

Understand a fraction π/π with π > 1 as a sum of fractions 1/π.