Order of Operations

 What is the first step in solving this problem:
-2 ⋅ (3 + 8 ÷ 4)²

• Multiply
• Divide
• Add
• Subtract

Solve the following:
-2 ⋅ (3 + 8 ÷ 4)²

• -16
• 4
• 13.75
• 50

-8 + (15-3) ÷ 4

• 1
• -11
• -5
• -1

  Find and explain the error.    
 5 - 3 + 2
     5 - 5
        0

• No Error
• Addition was done first when you should have subtracted first.

(7 + 41) ÷ 2 – 15

• 19
• 9
• 25
• 3