Order of Operations (OA.1 and OA.2) Review

Word Stuff

100

Give the correct order of operations.

Parentheses, Exponents, Multiplication OR Division, Addition OR Subtraction

200

Would you do multiplication or division first?

You would do whichever one is closest to the left. 

300

What is the saying we use to remember the correct Order of Operations?

Please Excuse My Dear Aunt Sally.

400

What are [ ] called?

What are { } called?

Brackets

Braces

500

The problem was 20 - 5 x 2 + 3. My answer was 33. What did I do wrong?

I went from left to right without using the correct order of operations.

Relationships

100

How does the value of 3 x (5+ 4) compare to the value of (5+4)

It is three times larger.

200

How does the value of ( 25 x 4) / 5 compare to the value of ( 25 x 4)

It is 5 times less than. 

300

How does the value of (3 x 8) + 9 compare to the value of (3 x 8)?

It is 9 more. 

400

How does the value of ( 40 / 4) - 6 compare to the value of ( 40 / 4)?

It is 6 less. 

500

How does the value of 20 x ( 9 -3) compare to the value of (9-3)?

It is 20 times larger. 

Solve

100

3 + 4 x 5

23

200

7 + (2 x 4) - 1

14

300

{18- (3 + 4)} + 16

27

400

20 – (5+3) x 2 + 4

8

500

(5 x 4) – 6 ÷ 2 + 9

26

Solve

100

14 - 2 x 7

0

200

(20-4) / (7-5)

3

300

5 + 14 ÷ 2 × 5

40

400

2 x {21 - ( 4+8)}

18

500

2 x (35- 10 / 5)

66

Misc

100

What is the mascot of Rossville Elementary?

Bulldogs

200

What are the names of Mrs. Gilmore's girls?

Emma and Ellie

300

What are the names of Mrs. Gilmore's dogs?

Han and Harry

400

What does Zach (Mrs. Gilmore's husband) do for a living?

He drives trains.

500

What is Mrs. Gilmore's favorite Disney movie?

The Little Mermaid