Gcf Factoring

GCF of 18 and 24

• 2

• 3

• 4

• 6

What is the GCF of 20 and 30?

• 5

• 2

• 10

• 20

GCF of 10 and 50

• 10

• 2

• 5

• 50

Kiara baked 30 oatmeal cookies and 48 chocolate chip cookies to package in plastic containers
for her teacher friends at school. She wants to divide the cookies into identical containers so that each
container has the same number of each kind of cookie. If she wants each container to have the
greatest number of cookies possible, how many plastic containers does she need?

• 2

• 4

• 6

• 8

Sara had 16 red flowers and 24 yellow flowers.  She wants to make bouquets with the same number of each color flower in each bouquet.  What is the greatest number of bouquets that she can make?

• 4

• 2

• 48

• 8

What is the GCF of 18 and 45?

• 3

• 12

• 9

• 6

What is the GCF of 8 and 10?

• 1

• 3

• 4

• 2

What is the greatest factor of 28 and 49?

• 1

• 2

• 7

• 12

• 2

• 28

• 4

• 8

• 2

• 4

• 6

• 8