Subtract a Fraction from a Mixed Number

Examples, videos, and solutions to help Grade 4 students learn how to subtract a fraction from a mixed number.

Topic F: Addition and Subtraction of Fractions by Decomposition

Common Core Standards: 4.NF.3c, 4.NF.3d, 4.MD.4, 4.MD.2

NYS Common Core Grade 4, Module 5, Lesson 32

Lesson 32 Concept Development
Problem 1: Subtract a fraction from a mixed number by counting back.
Problem 2: Subtract a fraction less than 1 from a whole number by decomposing the subtrahend.
Problem 3: Decompose the total to take out 1 when subtracting a fraction from a mixed number when there are not enough fractional units.

Lesson 32 Problem Set

1. Subtract. Model with a number line or the arrow way.
2. Use decomposition to subtract the fractions. Model with a number line or the arrow way.
3. Decompose the total to subtract the fractions.

Lesson 32 Homework

1. Subtract. Model with a number line or the arrow way.
2. Use decomposition to subtract the fractions. Model with a number line or the arrow way.
3. Decompose the total to subtract the fractions.

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