Prime Time Unit Test Review

What number has the prime factorization of 2 x 3² x 7? 

• 126
• 84
• 17
• 42

Tags

CCSS.6.EE.A.1

A prime number

• has one factor
• has more than 2 factors
• has 100 factors
• has exactly 2 factors: 1 and the number

Tags

CCSS.4.OA.B.4

24(4-2)÷6

• 8

• 2

• 6

• 5

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

All of these are prime except

• 3
• 9
• 2
• 13

Tags

CCSS.4.OA.B.4

Which operation would you do first?
10 - 7 + 8 ÷ 1

• Subtraction
• Addition
• Division
• Multiplication

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Find the prime factorization of 150. 

• 5 x 3 x 2³
• 5² x 2
• 5² x 3 x 2
• 5² x 6

Tags

CCSS.6.EE.A.1

A composite number

• has more than 2 factors
• has one factor
• has at least 10 factors
• is always a really big number

Tags

CCSS.4.OA.B.4

What is the GCF of 18 and 24?

• 11
• 9
• 6
• 8

Tags

CCSS.6.NS.B.4

Which operation would you do first?
10 - ( 9 + 3 ) ÷ 2

• Subtraction
• Addition
• Division
• Multiplication

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What is the LCM of 12 and 16?

• 48
• 56
• 24
• 36

Tags

CCSS.6.NS.B.4