Prime/Composite/Factors

What are the first five multiples of 6?

• 6, 12, 16, 24, 30

• 6, 12, 18, 24, 30

• 6, 12, 18, 30, 36

• 6, 12, 24, 30, 36

What is the greatest multiple of 6 that is less than 50?

• 42

• 44

• 46

• 48

What are the first five multiples of 7?

• 7, 14, 21, 28, 35

• 7, 14, 21, 27, 35

• 7, 14, 28, 35, 42

• 7, 14, 21, 35, 42

What is the greatest multiple of 7 that is less than 50?

• 42

• 44

• 45

• 49

Which of the following are prime numbers?

• 3

• 6

• 7

• 9

Tags

CCSS.4.OA.B.4

Which of the following odd numbers are composite numbers?

• 9

• 15

• 17

• 21

• 31

Tags

CCSS.4.OA.B.4

What number do the factor pairs and arrays represent?

• 6

• 12

• 24

Tags

CCSS.4.OA.B.4

Which of the following are factor pairs for 36?

• 2 x 18

• 3 x 13

• 4 x 9

• 6 x 6

• 8 x 4

Tags

CCSS.4.OA.B.4

Which of the following are factors for both 18 and 24?

• 2

• 3

• 6

• 8

• 9

Which of the following are factors for both 24 and 36?

• 2

• 3

• 6

• 9

• 12