Prime Factors Multiples Factor Trees

Is 2 a prime or composite number?

• Prime

• Composite

Is 3 a factor of 12?

• yes

• no

This is an example of...

• the ladder method

• factor trees

• composite factorization

• the list method

Which method for finding the gcf is shown in the image?

• listing the factors

• the ladder method

• factor trees

Choose 2 statements that are TRUE for any number.

• You can list all of its multiples.

• You can list all of its factors.

• You can't list all of its factors.

• Its multiples never end.

Which number is a factor of 21?

• 8

• 9

• 6

• 3

numbers you get when you multiply factors

• multiples

• composite

• quotient

• difference

When we skip count, we are listing .....

• factors

• multiplication 

• addition 

• multiples

Which of the following is NOT prime?

• 11

• 13

• 19

• 21

What is the missing factor?

• 3

• 5

• 6

• 7