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Yearbook Club: Will the Photo Grow or Shrink?

Grade 5 multiplication as scaling: predict if yearbook photos grow or shrink by comparing fraction scale factors to 1, then explain why.

Grade 5MathInteractive · Printable

Aligned to5.NF.B.5.b

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What’s included

Single worksheet
Auto-graded online
1 Common Core standard
Printable answer key
14 questions
Classroom-ready

Details

Format: Interactive · Printable
Grade: Grade 5
Subject: Math
Question types: Fill in the blank, Multiple choice, Circle the answer, Sorting, Short answer

About this worksheet

What students practice

Students predict whether a product is greater than, less than, or equal to a factor without multiplying.
Students explain why multiplying by a fraction greater than 1 makes a product larger and less than 1 smaller.
Students relate multiplying a fraction by a fraction equal to 1, such as 5/5, to making an equivalent fraction.

How to use

Use after students can multiply a whole number or fraction by a fraction. Have them predict with words before computing, and discuss the open response as a class.

Curriculum

Common Core standard covered

5.NF.B.5.b

Explain why multiplying by a fraction greater than 1 makes a larger product and less than 1 a smaller one.

Preview

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Yearbook Club: Will the Photo Grow or Shrink?

Compare the scale factor to 1 to predict the size of a product.

Predict before you multiply

Do not multiply. Compare the number you multiply by to 1. Choose the answer, or write <, >, or = in the blank.

The yearbook club has a photo that is 9 inches wide. They multiply the width by a scale factor. Which scale factor makes the photo wider than 9 inches?