Factors and Multiples

What is a factor of 12?

• 5

• 7

• 3

• 9

What is the greatest common factor (GCF) of 18 and 24?

• 6

• 12

• 3

• 18

Which number is a multiple of both 4 and 6?

• 14

• 18

• 24

• 30

What is the least common multiple (LCM) of 5 and 7?

• 35

• 25

• 42

• 15

Which of the following pairs of numbers are both factors of 30?

• 2 and 7

• 3 and 5

• 4 and 6

• 5 and 9

How many factors does the number 12 have?

• 1

• 2

• 6

• 12

Which number is NOT a multiple of 5?

• 15

• 20

• 30

• 32

What is the GCF of 30 and 45?

• 5

• 15

• 10

• 30

What is the LCM of 3 and 4?

• 12

• 7

• 9

• 8

Help finish the multiples of 7:

7, 14, 21, ___, 35