Prime and Composite Review

Composite numbers:

• Are always bigger than prime numbers
• Have more than 2 factors
• Have 2 pairs of factors
• Don't have factors

Find the prime number.

• 10
• 9
• 7
• 4

Which of the following is a factor of 54?

• 4
• 7
• 5
• 9

Is 3 a factor of 12?

• yes
• no

Is 12 prime or composite?

• prime
• composite

is 5 prime or composite?

• prime
• composite

What are all prime numbers divisible by?

• 1, 2, and itself
• 1 and itself
• Every number from 1-10
• They aren't divisable at all

Is 33 a prime or composite number?

• Prime
• Composite

Which of the following numbers is COMPOSITE?

• 2
• 37
• 41
• 4

Is 100 a prime or composite number?

• Prime
• Composite