Order of Operations

Fix My Mistake

100

9 - 3 x 2 = 12

9 -3 x 2 = 3

200

10÷5 x 2 = 1

10÷5 x 2 = 4 

300

5 x 5 +1 = 30

5 x 5 + 1= 26

400

4 + 5 + 7 - 3 x 2 = 26

4 + 5 + 7 - 3 x 2 = 10

500

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

I did not multiply first. The answer should be 13.

Word Stuff

100

Give the correct order of operations.

Brackets, Exponents, Multiplication/Division, Addition/Subtraction

200

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

BEDMAS or PEDMAS

300

What is the name we give to this kind of math sentence?

4 x (3 + 5)

numerical expression

400

If I have addition and subtraction in my expression. Which should I do first?

Whichever comes first from left to right

500

Why is it important to know BEMDAS as a mathematician?

So that everyone is solving the problem in the same way

Solve 1

100

3 + 6 x 4

27

200

25 ÷ 5 -2

3

300

12 - 8 ÷ 2 + 3

11

400

20 ÷ (8-3) + 16 

20

500

7 + 3 x (8 ÷ 4)

13

Solve 2

100

(14 + 6) x (12 -4) -9

151

200

(15 - 5) x 10  + 3

103

300

6 x 8 + ( 7 - 6 )

49

400

( 10 + 19 -5 ) x 2

48

500

2 x ( 9 x 9 + 2) - 8

158

Mixed Review

100

the sum of 9 and 3 divided 3

( 9  + 3) ÷ 3

200

On a coordinate grid, when I move vertical on the grid, I am moving along the ___ axis. 

y- axis

300

8  x 6

48

400

9 x 8

72

500

9 x 9

81