Taking Out Greatest Common Factor

GCF of 50 and 100

• 10

• 25

• 50

• 5

What is the GCF of 36 and 24?

• 6

• 12

• 8

• 9

GCF of 99 and 54

• 9

• 3

• 6

• 8

What is the GCF of 20 and 30?

• 5

• 2

• 10

• 20

Give the GCF for 18 and 30

Mathematical Equivalence

ON

Identify the greatest common factor of 14 and 49.

• 7

• 14

• 1

• 49

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

• 6

• 3

• 12

• 9

Identify the GCF of 100 and 150.

• 25

• 50

• 75

• 100

GCF 24 and 36

• 8

• 6

• 12

• 4

What is the GCF of 45 and 75?

• 15

• 30

• 5

• 25