Greatest common factor

What does GCF mean?

• Great Cookie Fever

• Greatest Common Factor

• Greatest Common Multiple

• Greatest Compared Factor

Greatest Common factor of 15 and 25 is ___________

List all of the factors of 32

What is the GCF of 20 and 44?

• 4

• 2

• 22

• 1

Which is a list of factors of 100

• 1,2,4,5,10,20,25,50, 100

• 1,2,6, 12, 18, 20, 100

• 1, 2, 3, 4, 5,50, 100

• 1,2,6, 12, 14, 32, 100

Find the greatest common factor of 24 and 48

• 4
• 12
• 24
• 48

Greatest common factors of 9 and 15

• 5

• 4

• 3

Determine the greatest common factor for the numbers.

• 1

• 2

• 10

• 11

What is the GCF of 18 and 24?

• 3
• 6
• 8
• 9

Find the greatest common factor of 30 and 36

• 2
• 3
• 6
• 18