# Multiplication using the Distributive Property

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Lesson Plans and Worksheets for Grade 4
Lesson Plans and Worksheets for all Grades

Examples, solutions, and videos to help Grade 4 students learn how to find the product of a whole number and a mixed number using the distributive property.

Topic G: Repeated Addition of Fractions as Multiplication

Common Core Standards: 4.NF.4, 4.MD.4, 4.OA.2, 4.MD.2

### NYS Common Core Grade 4 Module 5, Lesson 38

Lesson 38 Concept Development

Problem 1: Identify the unknown factors.

Problem 2: Use and share strategies for using the distributive property to find the product of a whole number and a mixed number.

Lesson 38 Problem Set

1. Fill in the unknown factors.

2. Multiply. Use the distributive property.

3. The distance around the park is 2 5/10 miles. Cecilia ran around the park 3 times. How far did she run?

4. Windsor the dog ate 4 3/4 snack bones each day for a week. How many bones did Windsor eat that week?
Lesson 38 Homework

1. Fill in the unknown factors.
2. Multiply. Use the distributive property.
3. Brandon is cutting 9 boards for a woodworking project. Each board is 4 5/8 feet long. What is the total length of boards?

4. Rocky the collie ate 3 1/4 cups of dog food each day for two weeks. How much dog food did Rocky eat in that time?

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