1.6 and 1.7 Review

Put the order of operations in the correct order.

• Multiplication & Division

  (From left to right)

• Grouping Symbols

  (Parenthesis)

• Exponents

• Addition & Subtracting

  (From left to right)

Which operation would be completed first in the expression below?

8 ÷ (-2) + 6 ⋅ 7

• 8 ÷ (-2)

• (-2) + 6

• 6 ⋅ 7

• None of the above.

• -7 + 9

• 9 - 5

• 5 x 4

• -7 x 4

• -135

• -165

• -39

• 11

• -1

• -3
• 10
• 0

• 16

• -15

• -21

• -8

Solve the problem above correctly and enter your answer below.

Sarah took three turns in a video game. She scored −120 points during her first turn, 320 points during her second turn, and −80 points during her third turn. What was her average score for the three turns? (Add scores together and divide by number of turns)

Enter the correct answer in the box.

Benjamin wrote: −20 + 4 ⋅ 2 + 7 − 35 =−19. Where can he place the parentheses so that the equation will be a true statement?

Enter the correct answer in the box.

• (-20 + 4)

• (4 ⋅ 2)

• (2 + 7)

• (7 - 35)

• 1

• -3/4

• 2/6

• -1/3