Order of Operations and DP

6³ – 10 ÷ 5

• 1.6

• 200

• 41.2

• 214

(7 + 41) ÷ 2 – 15

• 19

• 9

• 25

• 3

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

• There is no error.

• Addition was done first and you should have subtracted first

• There is a subtraction error

2(1.5 + 2.5)

• 8

• 5.5

• 6

• 1

• 32

• 2

What is the first operation used in solving this problem:

2 ⋅ (3 + 8 ÷ 4)²

• multiplication

• addition

• division

• subtraction

• 72

• 73

• 235

• 77

• 34

• 114

• 144

• 206

• 100

• 10

• 5

Which operation would you do first?

(12 + 10) ÷ 10 · 14 - 6

• Division

• Multiplication

• Addition (parentheses)

• Subtraction