Prime and Composite Numbers

Prime and Composite Numbers

by DESTINIE BRUNSON

Poll

How do you feel about prime and composite numbers?

• I remember!

• I somewhat remember!

• I don't remember at all

​List the factors for the number 9 and tell whether it is prime or composite.

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​List the factors for the number 20 and tell whether it is prime or composite.

Multiple Choice

• A

• B

• C

• D

Multiple Choice

• A

• B

• C

• D

Multiple Choice

• A

• B

• C

• D

Multiple Choice

• F

• G

• H

• J

Multiple Choice

Is 21 prime or composite?

• prime, because is has 2 factors

• composite, because it has 2 factors

• composite, because it has 4 factors

• neither

Multiple Choice

Is 5 prime or composite?

• prime, because it has one factor

• prime, because it has two factors

• composite, because it has three factors

• neither

Multiple Choice

What is a prime number?

• a number with ONLY two factors

• a number with LESS THAN two factors

• a number with ONLY one factor

• a number with MORE THAN two factors

Multiple Choice

What is a composite number?

• a number with ONLY TWO factors

• a number with LESS THAN TWO factors

• a number with MORE THAN TWO factors

• a number with ONLY ONE factor