Prime numbers - Quiz

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

Tags

CCSS.4.OA.B.4

Which list has only prime numbers?

• 2, 3, 4, 5
• 1, 5, 7, 9
• 2, 3, 5, 7
• 2, 4, 6, 8

Tags

CCSS.4.OA.B.4

which number below is NOT prime?

• 7
• 9
• 2
• 3

Tags

CCSS.4.OA.B.4

Which of the following in NOT a perfect square?

• 49

• 81

• 111

• 144

Tags

CCSS.8.EE.A.2

Use a number tree to find the prime factorization of 18

• 3x2x2
• 3x3x3
• 33x3
• 3x3x2

Use a number tree to find the prime factorization of 42

• 4x4x3
• 6x7
• 7x3x2
• 5x4x2

Tags

CCSS.4.OA.B.4

Simplify the following radical: √24

• 2√6
• 4√6
• 2√12
• 3√8

Simplify

• 9
• √9
• 3√9
• can't simplify

Simplify √60

• 2√15
• 12
• 4√15
• 3√5