Order of Operations

Order of Operations

Mary and Sally were asked to find the value of 2 + 5 x 4.

Mary said that the answer must be 28.

Sally disagreed. She said that the correct answer is 22.

Who is correct?

https://www.youtube.com/watch?v=1ApORnBAPXQ

Multiple Choice

12 - 4 x 2 =

• 16

• 4

• 8

• 18

Multiple Choice

(7 + 41) ÷ 2 – 15 =

• 19

• 25

• 9

• 3

Multiple Choice

18 + (6 – 2) × 2 =

• 26

• 44

• 29

• 40

Multiple Choice

15 + 7 × 2 – 11 + 35=

• 38

• 53

• 251

• 50

Multiple Choice

What would be my first step? 3 + 4 x 6 - 4 =

• addition

• subtraction

• multiplication

Multiple Choice

10 + 45 ÷ 9 -(14 ÷ 2) =

• 9

• 53

• 8

• 18

Multiple Choice

14 + 8 x 7 - 3 =

• 46

• 88

• 122

• 67

Multiple Choice

(9 + 23) ÷ (5 - 3) =

• 16

• 15

• 32

• 12

Multiple Choice

18 − 4 × 2 =

• 28

• 10

• 16

• 12

Multiple Choice

2 x 9 ÷ 3 =

• 5

• 8

• 7

• 6

Poll

How well did you understand the concepts in this lesson?

• This was good!

• I would like some more time for review

• Need more examples

• I'm ready for a test