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GCF and LCM and Prime Factorization

Authored by Anthony Clark

Mathematics

6th Grade

CCSS covered

GCF and LCM and Prime Factorization
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2 x 2 x 2 is the prime factorization of

6

12

22

8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Use a number tree to find the prime factorization of 48

4x2x6

4x2x2x3

3x2x2x2x2

12x4

Tags

CCSS.4.OA.B.4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

GCF of 99 and 54

9

3

6

8

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the LCM of 3 and 6? 

3

6

12

15

5.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

What is the GCF (Greatest Common Factor) of 12 and 6?

1

6

2

3

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Find the GCF of 42 and 6.

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

GCF of 36 and 60

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