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4-6

Name

Date

Sketch an area model for each exercise. Then find the product.

1. 28 ×

1,260

45 2. 53 ×

5,088

96

Check students’ models.

Solve using any method.

3. 9 ⟌ _ 56 R2

506 4. 2 ⟌ _ 269

538 5. 7 ⟌ _ 1,166 R3

8,165

Write and solve an equation to solve each problem.

Draw comparison bars when needed. Equations may vary.

Show your work.

6. Benjamin received 52 emails at work today. This is

4 times as many emails as he received yesterday.

How many emails did Benjamin receive yesterday?

52 = 4e; e = 13; 13 emails

7. There are 327 third-grade students on a field trip at the

history museum. There are 423 fourth-grade students on

the same field trip. How many fewer third-grade students

are there than fourth-grade students on the field trip?

423 - 327 = s; s = 96; 96 fewer third-grade students

8. Stretch Your Thinking Look at the

graph. Tatiana says there are 4 more

dog owners than fish owners in the

classroom. Explain Tatiana’s error.

Then write an equation that compares

the numbers of dog owners and fish

owners in the classroom.

Tatiana didn’t use the key showing

each picture equals 2 students.

Pet Owners in the Classroom

Pet

Cat

Bird

Dog

Fish

Possible equations: 12 - 4 = o, o + 4 = 12.

= 2 students

© Houghton Mifflin Harcourt Publishing Company

100 UNIT 4 LESSON 6 Graphs and Comparison Problems

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