Multiples, Factors, Prime/Composite

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

Select all of the correct factor pairs of 48.

• x 48

• 2 x 25

• 3 x 16

• 6 x 8

• 4 x 15

Tags

CCSS.4.OA.B.4

When we skip count, we are listing _____.

• factors

• divisors

• addends

• multiples

Which number is not a multiple of 6?

• 12

• 42

• 18

• 35

Tags

CCSS.4.OA.B.4

A prime number is _____.

• a number that has only one factor.

• a number that has at least two factors.

• a number that has more than two factors.

• a number that has only two factors.

  (1 and itself)

Tags

CCSS.4.OA.B.4

Select all of the prime numbers.

• 2

• 11

• 13

• 9

• 15

Tags

CCSS.4.OA.B.4

What is a number that has more than 2 factors called?

• prime

• composite

• factor

• multiple

Tags

CCSS.4.OA.B.4

Which choice lists all the factors for the number 24?

• 2, 3, 4, 6, 8, 12, 24

• 2, 3, 4, 6, 8, 12, 24, 36

• 1, 2, 3, 4, 6, 8, 12, 24

• 1, 2, 4, 5, 6, 8, 12 ,24

Tags

CCSS.4.OA.B.4