Prime Numbers

All of these are prime except

• 3
• 9
• 2
• 13

Tags

CCSS.4.OA.B.4

Which list contains all prime numbers?

• 2, 3, 5, 7, 11
• 2, 3, 5, 7, 9
• 2, 4, 5, 7, 11
• 2, 3, 5, 7, 12

2 x 2 x 2 is the prime factorization of...

• 6
• 12
• 22
• 8

Tags

CCSS.6.EE.A.1

Find the prime factorization of 12 ?

• 2 x 6

• 2 + 2 + 2 + 2 + 2 + 2

• 2² x 3

• 1 x 2² x 3

Tags

CCSS.6.EE.A.1

Find the prime factorization of 72

• 2³ x 3²

• 2 x 3² x 4

• 2⁴ x 3³

• 2² x 6²

Tags

CCSS.6.EE.A.1

Find the prime factorization for 80

• 4² ⋅ 5

• 2⁴ ⋅ 5

• 2 ⋅ 2 ⋅ 2

• 8 ⋅ 5 ⋅ 2

Tags

CCSS.6.EE.A.1

Find the prime factorization of 192 ?

• 3 ⋅ 6²

• 2⁶ ⋅ 3

• 2⁸ ⋅ 3

• 3 ⋅ 8²

Tags

CCSS.6.EE.A.1

Write 54 as a product of its prime factors.

• 2x2x3x3
• 2x3x3x3
• 2x3x9
• 6x9

Write 64 as a product of its prime factors.

• 8x8
• 4x4x4
• 2x2x2x2x2x2
• 2x2x4x4

Tags

CCSS.6.EE.A.1

Name the next 3 prime numbers after 23.

• 24, 25, 26
• 29, 30, 31
• 29, 31, 37
• 24, 26, 28