Prime Composite Factors Multiples

Prime numbers have:

• Exactly 2 factors
• 2 pairs of factors
• More than 2 factors
• 1 factor

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 number is composite

• 11
  11
• 13
• 21
• 23

Which number is NOT a factor of 10?

• 1
• 2
• 3
• 5

Which number is NOT a factor of 18 ?

• 2
• 3
• 5
• 9

Which of the following equations will NOT result in a multiple of 5?

• 11 x 5 = _
• 2 x 5 = _
• 6 x 5 = _
• 7 x 3 = _

Is 12 prime or composite?

• prime
• composite

What do we call the answer to a multiplication question?

• sum
• difference
• quotient
• product

Is 25 a prime or composite number?

• composite
• prime