Factors and Multiples

Which list of numbers show only common factors of 10 and 30?

• 2, 5, 10

• 2, 5, 15, 30

• 2, 5, 15

• 3, 6, 9, 15

Tags

CCSS.4.OA.B.4

Which of the following are common multiples of 6 and 4?

• 12

• 6

• 18

• 48

• 36

What is the Least Common Multiple of 4, 6, and 8?

• 12

• 16

• 24

• 32

Which list shows all of the common factors of 24 and 36?

• 1, 2, 3, 4, 8, 24

• 1, 2, 3, 4, 6, 12

• 1, 2, 6, 8, 12, 24

• 2, 3, 4, 6, 8, 12

Tags

CCSS.4.OA.B.4

What is the Greatest Common Factor of 20 and 16?

• 1

• 2

• 4

• 16

Which of the following are factors of 24? Select all that apply.

• 2

• 4

• 6

• 3

• 1

Tags

CCSS.4.OA.B.4

Which list contains all the factors of 12?

• 1, 2, 3, 4, 6, 8, 12

• 1, 2, 3, 4, 6, 12

• 1, 2, 3, 12

• 1, 2, 12

Tags

CCSS.4.OA.B.4

What are the first eight multiples of 8?

• 8, 16, 24, 32, 40, 48, 56, 64

• 8, 15, 23, 31, 39, 47, 55, 63

• 8, 17, 26, 35, 44, 53, 62, 71

• 8, 14, 22, 30, 38, 46, 54, 62

What is the Greatest Common Factor (GCF) of 4 and 16?

• 2

• 4

• 8

• 16

Which list shows all of the common factors of 6 and 18?

• 1, 2, 4, 6, 18

• 1, 2, 3, 6

• 1, 2, 4

• 1, 2, 6