Order of Operations

Melanie worked out the following math expression and got an answer of 105. Hayden worked out the following math expression and got and answer of 126. Which student got the correct answer? Choose the reason why as well. YOU WILL SELECT TWO RESPONSES.

7 x (14 - 5 + 3²)

• Melanie

• Hayden

• 3² = 9

• 3² = 6

Tags

CCSS.6.EE.A.1

What does 5³ mean?

• 5 x 3 = 15

• 5 x 5 x 5 = 125

• 5 + 3 = 8

Tags

CCSS.6.EE.A.1

7 + (12 - 3)²

• 256
• 88
• 10
• 13

Tags

CCSS.6.EE.A.1

What would you solve first?
3 x 48 / (15 - 3)

• 3 x 48
• 48 / 15
• (15 - 3) 

• 48-12

Tags

CCSS.6.EE.A.2

(4² ÷ 8) - (9 - 7)

• 0

• -1

• -2

• 14

Tags

CCSS.6.EE.A.1

CCSS.6.NS.B.2

(52 ÷ 4) + 5³

• 28

• 38

• 138

• 164

Tags

CCSS.6.EE.A.1

CCSS.6.NS.B.2

Solve the following:
3 + 27 ÷ (-3)

• -6
• -10
• 10
• -12

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What is the missing factor for the prime factorization of 165?
3  x  5  x  _____

• 7
• 5
• 11
• 3

Which is the prime factorization of 12?

• 2 x 6

• 3 x 4

• 2² x 3

• 1 x 12

What is the prime factorization of 48?

• 4 x 2 x 6

• 4 x 2² x 3

• 3 x 2⁴

• 12 x 4

Tags

CCSS.6.EE.A.1