Factors, Multiples and Arrays

Is 5 a common factor of 75 and 80?

• yes

• no

Tags

CCSS.4.OA.B.4

Find the missing factor.

28 = 7 x __

Tags

CCSS.2.OA.C.3

Find the missing factor.

40 = 5 x __

Tags

CCSS.3.OA.A.1

Find the missing factor.

63 = 9 x __

Tags

CCSS.3.OA.A.1

Which lists all the factors of 100?

• 1, 2, 4, 5, 10, 20, 25, 50, 100

• 1, 100

• 1, 2, 3, 4, 5, 6, 7, 8, 25, 50, 100

• 1, 2, 4, 5, 10

Tags

CCSS.4.OA.B.4

Which lists all the factors of 72

• 1, 2, 3, 4, 5, 6, 7, 8, 6, 5, 4, 3, 2, 1

• 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72

• 1, 2, 3, 4, 6, 8

• 1, 72

Tags

CCSS.4.OA.B.4

List the first four multiples of 8.

• 1, 2, 4, 8

• 8, 16, 24, 32

• 16, 24, 32, 40

• 2, 4, 6, 8, 10

Mila has a bag with 64 dog treats. She wants each of the dogs she is fostering to get the same number of treats.

What is one possible way for Mila to give the same number of treats to each dog with no treats left over?

Pro-Tip: Use arrays, a factor rainbow, or T-Chart.

• Each dog could get 5 treats.

• Each dog could get 7 treats.

• Each dog could get 8 treats.

• Each dog could get 3 treats.

Tags

CCSS.4.OA.B.4

What are the factors modeled by this array?

• 4 x 4

• 4 x 7

• 5 x 5

• 5 x 6

Tags

CCSS.3.OA.A.1

7 is a factor of which number?

Pro-Tip: Factors are multiplied to get a product.

• 8

• 13

• 19

• 21

Tags

CCSS.4.OA.B.4