Common Core MATH 4 NF 3b Grade 4 Number And Operations Fractions Build Fractions From Unit Fractions By Applying And Extending Previous Understandings Of Operations On Whole Numbers
BackNumber And Operations - Fractions: Build Fractions From Unit Fractions By Applying And Extending Previous Understandings Of Operations On Whole Numbers.
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.