Gcf of Expressions

What is the GCF of 18 and 27?

• 9

• 6

• 15

• 12

Which shows the expression 6 + 15 with the GCF factored out?

• 6 (1 + 15)

• 2 (3 + 7)

• 3 (2 + 5)

• 1 (6 + 15)

Which shows the expression 8 + 40 with the GCF factored out?

• 4 (2 + 10)

• 2 (4 + 20)

• 8 (1 + 5)

• 6 (2 + 36)

Which shows the expression 30 + 50 with the GCF factored out?

• 10 (3 + 5)

• 5 (6 + 10)

• 2 (15 + 25)

• 30 (1 + 2)

Which shows the expression 20 + 25 with the GCF factored out?

• 10 (10 + 15)

• 1 (20 + 25)

• 2 (10 + 12)

• 5 (4 + 5)

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

Which shows the expression 14 + 35 with the GCF factored out?

• 2 (7 + 33)

• 4 (3 + 8)

• 7 (2 + 5)

• 1 (14 + 35)

Which shows the expression 15 + 50 with the GCF factored out?

• 5 (3 + 10)

• 5 (10 + 45)

• 5 (2 + 10)

• 5 (3 + 25)

Factor by GCF:
12x + 9

• 3(4x + 3)

• x(12+9)

• 3(4x - 3)

• not factorable

Find the GCF of the following terms.
27x, 18

• 3

• 18

• 9

• There is no GCF.