Prime and Composite Numbers

What are always the factors of a prime number?

• 1, 2, and the number itself

• 1 and the number itself

• Every number from 1-10

• 0 and 1

Tags

CCSS.4.OA.B.4

Composite numbers:

• Are always bigger than prime numbers

• Have more than 2 factors

• Only have 2 factors

• Don't have factors

Tags

CCSS.4.OA.B.4

Find the prime number

• 20

• 13

• 21

• 6

Tags

CCSS.4.OA.B.4

What number is the only even prime number?

• 0

• 2

• 1

• 3

Tags

CCSS.4.OA.B.4

The number 17 is ​ (a)   because it has ​ (b)  

• prime

• composite

• exactly 1 factor pair

• more than 1 factor pair

Tags

CCSS.4.OA.B.4

Identify the number: Is 29 a prime or composite number?

• Prime

• Composite

Tags

CCSS.4.OA.B.4

Which of the following numbers is a prime number?

• 15

• 21

• 29

• 35

Tags

CCSS.4.OA.B.4

Which of the following numbers is not a prime number?

• 13

• 17

• 19

• 21

Tags

CCSS.4.OA.B.4

Match the following

• Have more than 2 factors

• Prime Numbers

• Only has 2 factors

  1 and itself

• Is not prime or composite

• 1

• Composite Numbers

• 2

• The smallest prime number

Tags

CCSS.4.OA.B.4

The number ​ (a)   is the only even prime number because it has ​ (b)  

• 2

• 4

• 1

• exactly two factors

• more than 2 factors

• exactly 1 factor

Tags

CCSS.4.OA.B.4