Prime and composite numbers

Prime numbers have:

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

Tags

CCSS.4.OA.B.4

Composite numbers:

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

Tags

CCSS.4.OA.B.4

Find the prime number

• 10
• 9
• 7
• 4

Tags

CCSS.4.OA.B.4

Which number is NOT a factor of 18 ?

• 9
• 5
• 3
• 2

Tags

CCSS.4.OA.B.4

Which number is composite?

• 11
  11
• 13
• 21
• 23

Tags

CCSS.4.OA.B.4

Which number listed below is a prime number?

• 1
• 37
• 63
• 33

Tags

CCSS.4.OA.B.4

Which of the following is a factor of 54?

• 4
• 7
• 5
• 9

Tags

CCSS.4.OA.B.4

Which of the following numbers is COMPOSITE?

• 2
• 37
• 4
• 41

Tags

CCSS.4.OA.B.4

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

• 11 x 5 = _______
• 7 x 3 = _______
• 6 x 5 = _______
• 2 x 5 = _____

Tags

CCSS.5.OA.B.3

Which number is NOT divisible 6?

• 35
• 42
• 18
• 72

Tags

CCSS.4.OA.B.4