Factor Number Practice

What are the factors of 13? 

• 1, 3, 4, 13

• 1, 13

• 1, 4, 8, 13

• 1, 2, 3, 13

Which factor pair is of the product 32?

• 12 x 3

• 3 x 5

• 4 x 8

• 4 x 4

Is 3 a factor of the product 12?

• Yes

• No

Is 8 a factor of the product 12?

• Yes

• No

Ms. Corvino has 84 packs of pretzels and 56 juice boxes. She wants to share them equally with the in-person 6th graders with nothing leftover. What is the greatest number of students that can receive pretzels and juice boxes?

• 4

• 14

• 7

• 28

Is this an least common multiple problem, greatest common factor problem, or neither? Andy is planning a birthday party. His mom said she would make 18 personal pizzas and 27 mini-cupcakes. How many people can Andy invite to his party so the pizza and cupcakes are shared equally among his friends with nothing leftover? How many pizzas and cupcakes will each person get?

• Least Common Multiple

• Greatest Common Factor

• Neither

What is the GCF of 99 and 45?

• 18

• 3

• 9

• 11

What is the GCF of 20, 40 and 72?

• 8

• 4

• 360

• 2

What is the greatest common factor of 39 and 13?

• 3

• 13

• 1

• 39

Is 3 a factor of 12?

• yes

• no