Common Multiples and Factors

What is the GCF of 8 and 24?

• 1

• 24

• 8

• 4

What are the first 5 multiples of 16?

• 1, 2, 4, 8, 16

• 16, 32, 48, 64, 80

• 16, 22, 38, 44, 50

• 1, 2, 3, 4, 5

Adam is trying to find the greatest number of gift bags he can give to his friends. He wants the same amount of toy dinosaurs and stickers in each bag. If he has 30 toy dinosaurs and 20 stickers, what does he need to find? How many dinosaurs and stickers will be in each bag?

• Greatest Common Multiple; 3 dinosaurs and 2 stickers

• Greatest Common Factor; 3 dinosaurs and 2 stickers

• Greatest Common Factor; 6 dinosaurs and 4 stickers

• Least Common Multiple; 60 dinosaurs and 60 stickers

What is the greatest common factor of 24 and 36?

• 2

• 3

• 12

• 24

What is the common factor of 24 and 36?

• 2

• 3

• 12

• 24

Which is only a list of common factors on 24 and 8?

• 2, 3, 4, 8

• 1, 2, 3, 4, 8

• 1, 2, 3, 4, 8, 24

• 1, 2, 4, 8

Which list shows all the common factors of 12 and 16?

• 1, 2, 4, 8

• 1, 2, 3, 4

• 1, 2, 4

• 1, 2, 3, 4, 6

Find the common factor of 14 and 22.

• 1

• 2

• 7

• 14

Which one is a common factor of both 6 and 15?

• 9

• 5

• 3

• 2

Select all the common factors of 12 and 36.