Greatest Common Factor Basic

What is the greatest common factor of 15 and 30?

What does GCF mean?

• Great Cookie Fever

• Greatest Common Factor

• Greatest Common Multiple

• Greatest Compared Factor

What is the greatest common factor of 4 and 16?

• 4

• 2

• 1

• 16

What is the GCF of 21 and 49?

What is the GCF of 8 and 24?

• 1

• 24

• 8

• 4

What is the greatest common factor of 35 and 47?

• 5

• 7

• 1

• 8

List the common factors of 12 and 24 in order from least to greatest separatd by a comma.

What is the GCF of 18 and 36?

Greatest common factor of 10 and 20

• 5

• 2

• 10

GCF of 18 and 24

• 2

• 3

• 4

• 6