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Unit 3 - Lesson 18 - Grade 5: Illustrative Mathematics

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24 Questions
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Grade 5 Unit 3
Lesson 18: Represent Situations with Multiplication and Division
CC BY 2021 Illustrative Mathematics
Grade 5 Unit 3
Lesson 18: Represent Situations with Multiplication and Division
CC BY 2021 Illustrative Mathematics
Lesson: Represent Situations with Multiplication and Division

Number Talk: Three and a Tenth (Warm Up)

Find the value of each expression mentally.
1.

2.

3.

4.

Putting it All Together: Multiplication and Division

Diego’s dad is making hamburgers for the picnic. There are 2 pounds of beef in the package. Each burger uses 1/4 pound. How many burgers can be made with the beef in the package?
5.

Draw a diagram to represent the situation.

6.

Write a division equation to represent the situation.

7.

Write a multiplication equation to represent the situation.

Diego and Clare are going to equally share 1/4 pound of potato salad. How many pounds of potato salad will each person get?
8.

Draw a diagram to represent the situation.

9.

Write a multiplication equation to represent the situation.

10.

Write a division equation to represent the situation.

Multiplication or Division?

For your set of problems:
  1. Write a multiplication or division expression for each situation.
  2. Answer the question and write an equation. Make sure to include appropriate units. Draw a diagram, if needed.
  3. Trade papers with your partner, and check your partner’s equations. If you disagree, work to reach an agreement.

Partner A

The distance from Han’s house to Priya’s house is 4/5 kilometer. Han has walked 3/4 of the way already. How many kilometers has he walked?
11.

Write a multiplication or division expression for each situation.

12.

Answer the question and write an equation. Make sure to include appropriate units. Draw a diagram, if
needed.

Clare’s science class will test water samples in class. If there is a total of 1/2 gallon of water and 10 groups, how much water will each group get if they split the water equally?
13.

Write a multiplication or division expression for each situation.

14.

Answer the question and write an equation. Make sure to include appropriate units. Draw a diagram, if
needed.

A container with 3 kilograms of strawberries is 1/5 full. How many kilograms can the container hold?
15.

Write a multiplication or division expression for each situation.

16.

Answer the question and write an equation. Make sure to include appropriate units. Draw a diagram, if
needed.

Trade papers with your partner, and check your partner’s equations. If you disagree, work to reach an agreement.

Partner B

It takes Han 4 minutes to walk 1/3 kilometer. How many minutes will it take him to walk 1 kilometer?
17.

Write a multiplication or division expression for each situation.

18.

Answer the question and write an equation. Make sure to include appropriate units. Draw a diagram, if
needed.

Clare’s goal was to collect 4 kilograms of soil sample for her science project. She collected 2 2/3 times her goal. How many kilograms of soil did Clare collect?
19.

Write a multiplication or division expression for each situation.

20.

Answer the question and write an equation. Make sure to include appropriate units. Draw a diagram, if
needed.

A container that can hold a 1/2 pound of strawberries is 3/5 full. How many pounds of strawberries are in the container?
21.

Write a multiplication or division expression for each situation.

22.

Answer the question and write an equation. Make sure to include appropriate units. Draw a diagram, if
needed.

Trade papers with your partner, and check your partner’s equations. If you disagree, work to reach an agreement.
Cool Down: Diagrams and Equations
23.

Write a multiplication equation represented by the diagram. Explain or show your reasoning.


24.

Write a division equation represented by the diagram. Explain or show your reasoning.