Warm-Up 5-8

Simplify the following:
(2 + 7 - 1) ÷ 2²

• 16

• 2

• 72.25

• 8.75

• 156

• 67

• 78

• 128

What is the order of the steps for the following expression?
50- 16 x 2 ÷  (12-4)

• parentheses multiplication subtraction division

• parentheses multiplication division subtraction

• parentheses division multiplication subtraction

• parentheses subtraction multiplication division

• Subtract, Divide, Exponent

• Exponent, Subtract, Divide

• Exponent, Divide, Subtract

Simplify the following:
(2 + 7 - 1) ÷ 2²

• 16

• 2

• 72.25

• 8.75