Greatest Common Factor Review

List all the factors of 12.

• 1, 2, 3, 4, 6, 12

• 1, 2, 4, 12

• 1, 12

• 1, 2, 3, 4, 5, 6, 12

Tags

CCSS.4.OA.B.4

List all the factors of 25.

• 1, 2, 3, 5, 10, 15, 25

• 1, 5, 25

• 1, 25

• 1, 5

Tags

CCSS.4.OA.B.4

List all the factors of 24.

• 1, 2, 3, 4, 6, 8, 12, 24

• 1, 3, 6, 8, 24

• 1, 2, 3, 4, 6

• 1, 24

Tags

CCSS.4.OA.B.4

Find the greatest common factor of 20 and 30.

• 2

• 5

• 10

• 15

Find the greatest common factor of 24 and 48.

• 4

• 12

• 24

• 48

Find the greatest common factor of 32 and 48.

• 2

• 8

• 16

• 18

Find the greatest common factor of 24 and 30.

• 2

• 12

• 6

• 3

Find the greatest common factor of 14 and 22.

• 1

• 2

• 7

• 14

Find the greatest common factor of 18 and 24.

• 3

• 6

• 8

• 9

Find the greatest common factor of 21 and 28.

• 3

• 4

• 7

• 14