Decompose and Compose Fractions

Videos and solutions to help Grade 4 students learn how to decompose and compose fractions greater than 1 to express them in various forms.

Common Core Standards: 4.NF.1, 4.NF.2, 4.NF.3, 4.NBT.6, 4.NF.4a, 4.MD.4

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Lesson Plans and Worksheets for Grade 4

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More Lessons for Grade 4

Common Core For Grade 4

NYS Common Core Grade 4 Module 5, Lesson 25

Lesson 25 Concept Development

Problem 1: Model with a number line to convert a mixed number into a fraction greater than 1.

Problem 2: Use multiplication to convert a mixed number to a fraction.

Problem 3: Use mental math to convert a mixed number into a fraction greater than 1.

Lesson 25 Problem Set 1

1. Convert each mixed number to a fraction greater than 1. Draw a number line to model your work. Lesson 25 Problem Set 2

2. Convert each mixed number to a fraction greater than 1. Show your work as in the example. Lesson 25 Problem Set 3

3. Convert each mixed number to a fraction greater than 1.

Lesson 25 Homework

1. Convert each mixed number to a fraction greater than 1. Draw a number line to model your work.
b. 4 2/3
c. 5 3/8
2. Convert each mixed number to a fraction greater than 1. Show your work as in the example.
b. 5 2/3
c. 4 1/5
d. 3 7/8
3. Convert each mixed number to a fraction greater than 1.