Greatest Common Factors Review

A _________ is a number that divides into another number exactly and without leaving a remainder.

• Multiple

• Product

• Divisor

• Factor

Tags

CCSS.4.OA.B.4

Which of these numbers are factors of 18?

• 2

• 3

• 18

• 8

• 9

When a number only has 2 factors (one and itself), it is...

• hopeless

• sad

• prime

• composite

Tags

CCSS.4.OA.B.4

When a number has more than two factors, it is...

• even

• odd

• prime

• composite

Tags

CCSS.4.OA.B.4

1, 2, 8, and 16 are factors of 16. What factor is missing for 16?

• 3

• 4

• 6

• 10

What does GCF stand for?

• Greatest Commutative Factor

• Greatest Computer Feature

• Greatest Common Factor

• Greatest Common Feature

What is the greatest common factor of 10 and 25?

• 5

• 1

• 10

• ₁

What is the greatest common factor of 16 and 28?

• 2

• 8

• 4

• 1

• 14

What is the GCF of 36 and 54?

• 2

• 3

• 6

• 9

• 18

Find the greatest common factor of 20 and 30

• 2
• 5
• 10
• 15

Tags

CCSS.4.OA.B.4