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GCF

GCF

Assessment

Presentation

Mathematics

4th - 5th Grade

Practice Problem

Easy

CCSS
1.OA.A.1, 4.OA.B.4

Standards-aligned

Created by

Laura Carter

Used 26+ times

FREE Resource

6 Slides • 5 Questions

1

GCF

Use a T chart

Find ALL the factors

Show your work!

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2

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3

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4

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5

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6

Multiple Choice

What is the GCF of 20 and 30?

1

5

2

2

3

10

4

20

7

Multiple Choice

What is the GCF of 18 and 24?

1

3

2

6

3

8

4

9

8

Multiple Choice

What is the GCF of 4 and 12?

1

3

2

1

3

6

4

4

9

Slide image

Enter your answers on the next slide.

10

Open Ended

What is the mystery number?

11

Open Ended

How do you know if a number is prime?

GCF

Use a T chart

Find ALL the factors

Show your work!

Slide image

Show answer

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