Prime or Composite

A number that has only two factors, 1 and itself, is called a _______ number.

• prime
• composite
• odd
• even

A number that has more than 2 factors is called a __________ number.

• prime
• composite
• odd
• even

Tags

CCSS.4.OA.B.4

7 is a ________ number.

• prime
• composite

Tags

CCSS.4.OA.B.4

20 is a __________ number.

• prime
• composite

15 is a __________ number.

• prime
• composite

5 is a ________ number.

• prime
• composite

Tags

CCSS.4.OA.B.4

Which number below is NOT prime?

• 3
• 7
• 9
• 11

Tags

CCSS.4.OA.B.4

Find the prime

• 1

• 2

• 4

• 14

A prime number only has two factors- one and itself. What is true about the number 1?

• It is prime

• It is composite because it has more factors.

• It is neither prime, nor composite. It only has 1 factor

The only even number which is prime

• 3

• 4

• 2

• 10