Factor Number Practice

Choose the factor pairs of 8.

• 1x8

• 4+4

• 4x2

• 8x1

Choose the factor pairs of 15.

• 5+10

• 5x3

• 15x1

• 3x5

Choose the factor pairs of 18.

• 1x18

• 2x9

• 3x6

• 9x3

Name all the factors of 12.

• 1,2,3,6,12

• 1,2,6,12

• 2,6

• 1,2,3,4,6,12

Name all the factors of 4.

• 2

• 1,2,4

• 1,4

• 2,2

Name all the factors of 24

• 1,2,3,5,12,24

• 1,2,3,8,12,24

• 1,2,3,4,6,8,12,24

• 1,2,3,6,8,24

7x4=4x7

• true

• false

9x8=8x9

• true

• false

4x8=8x5

• true

• false

What is the turn around fact for 16?

• 1x16

• 4x4

• 2x8

• 6x2