Greatest Common Factor

What is the greatest common factor of 14 and 35?

• 2

• 7

• 8

• 5

What is the greatest common factor of 56 and 6?

• 6

• 9

• 2

• 3

Find the GCF of 14 & 22.

• 1
• 2
• 7
• 14

What is the GCF of 24 and 30?

• 2
• 12
• 6
• 3

What is the GCF of 18 and 24?

• 3
• 6
• 8
• 9

There are 40 girls and 32 boys who want to participate in 6th grade intramurals. If each team must
have the same number of girls and the same number of boys. What is the greatest number of teams that can participate in intramurals?

• 6
• 4
• 8
• 2

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

There are 48 girls and 64 boys. 
The choir teacher plans to arrange the students in equal rows.
Only girls or boys will be in each row (no mixing of girls and boys in the same row). What is the greatest number of students that could be in each row?

• 8
• 6
• 16
• 12