Factors Multiples

Which value is not a factor of 20...

• 10

• 4

• 6

• 5

Which are factors of 20?

• 2,10,5,4,1,20

• 3,5,7,9

• 40,80,100

• 15,25,35

List the first 5 multiples of 8

• 1, 2, 4, 8

• 8, 16, 25, 32, 40

• 8, 16, 24, 32, 40

• 8, 16, 24, 31, 40

What is a factor of: 32

• 1 x 32

  2 x 16

  3 x 6

  4 x 8

• 1 x 32

  2 x 16

• 2 x 16

  3 x 6

  4 x 8

• 1 x 32

  2 x 16

  4 x 8

The number 3 is a factor of 24.

• True

• False

What are the factors of 8?

• 1,8,2,4

• 8,16,24,32

• 8,18,28,38

• 1,2,4,8

What are the first six multiples of 7?

• 14, 35, 21, 28, 42

• 7, 28, 42, 35, 63

• 7, 14, 28, 35, 42, 56

• 7, 14, 21, 28, 35, 42

What are the first 5 MULTIPLES of 4?

• 4, 12, 20, 24

• 4, 8, 12, 16, 20, 24

• 8, 16, 24, 32, 40

• 4, 8, 16, 20, 24, 30

List all the factors of 12

• 1, 2, 3, 4, 6, 12

• 1, 2, 4, 12

• 1, 12

• 1, 2, 3, 4, 5, 6, 12

1, 2, 4, 5, 8,10, 20, 40 are all factors for which number?

• 20

• 15

• 2

• 40