Order of Operations

(3 + 7) x 6

• 45

• 60

• 126

• 16

4² + [ 19 - (2 x 3)] + 5

• 8

• 34

• 24

• 26

140 - [6 x (5² - 5)] + 9

• 29

• 119

• 55

• 21

{125 - [9 x (3 + 2)] + 25} x 2

• 80

• 105

• 160

• 210

(60 - 5 x 6) x 2

• 660

• 110

• 60

• 6

100 x (25 - 15)

• 235

• 250

• 200

• 1,000

5 x 10² + 6

• 56

• 506

• 560

• 5600

Which operation would you do first in the following equation?
10 - 4 ÷ 1 · 5

• Subtraction

• Division

• Multiplication

• Addition 

What does 3² mean?

• 3 x 2

• 3 x 3

• 2 x 2 x 2

90 - 5² x 3

• 15

• 240

• 195