Which of the following is NOT a factor of 28?

• 1

• 2

• 4

• 8

Tags

CCSS.4.OA.B.4

Is 43 a multiple of 3?

• Yes, 43 is a multiple of 3.

• No, 43 is not a multiple of 3.

Tags

CCSS.4.OA.B.4

What is the fifth multiple of 6?

• 16

• 30

• 54

• 60

What number is a factor of every number?

Tags

CCSS.4.OA.B.4

Which of the following numbers are common factors of 18 and 30? (Check all that apply.)

• 1

• 3

• 5

• 6

Tags

CCSS.4.OA.B.4

What is the greatest common factor (GCF) of 18 and 30?

• 1

• 2

• 6

• 9

Which is not a common multiple of 4 and 6?

• 24

• 12

• 20

• 36

What is the least common multiple (LCM) of 4 and 6?

• 2

• 4

• 8

• 12

Which list correctly shows all of the factors of 30?

• 2, 3, 5, 6, 10

• 1, 2, 3, 5, 6, 10, 30

• 1, 2, 3, 5, 6, 10, 15, 30

• 1, 2, 3, 5, 6, 10, 15

Tags

CCSS.4.OA.B.4

What is the greatest common factor of 24 and 40?

• 4

• 12

• 6

• 8