Multiples, Factors, Primes, Squares, and Cubes

Which number is a factor of 12?

• 2

• 9

• 8

• 24

Tags

CCSS.4.OA.B.4

Which number is a multiple of 18?

• 2

• 9

• 36

• 24

Tags

CCSS.4.OA.B.4

Which number is a factor of 18, but not a multiple of 2?

• 36

• 9

• 8

• 24

Tags

CCSS.4.OA.B.4

What is the HCF of 32 and 40?

• 8

• 80

• 2

• 16

Find the LCM of 32 and 40.

• 1080

• 250

• 160

• 204

Find the GCF of 48 and 84.

• 2

• 12

• 24

• 48

What is 60 as a product of prime factors.

• 2 + 2 + 3 + 5

• 2² * 3 * 5

• 2 * 2 * 3 * 5

• 3 * 20

Pick the square number.

• 8

• 25

• 32

• 27

What is 25 as the sum of two prime numbers?

• 22 + 3

• 20 + 5

• 23 + 2

• 13 + 12

Which number below is a cubed number?

• 8

• 16

• 36

• 144