5th Order of Operations (PEMDAS)

Steps

100

What are the steps of Order of Operations?

PEMDAS

Parentheses

Expononents

Multiply or Divide (Left to Right)

Add or Subtract (Left to Right)

200

What is the first step in this expression?

4 x 3 + 5

4 x 3

300

What is the first step in this expression?

4 x (3 + 5)

3 + 5

400

What is the second step in this expression?

4 x 3 + 5 - 2 + 7

12 + 5

500

What is the last step in this expression?

4 x (3 + 5) - 2 + 3²

30 + 9

Level 1

100

5 - 2 + 4

7

200

2 ÷ 1 + 3²

11

300

2² ÷ 2

2

400

(3 - 1) x (4 + 2)

12

500

3 + (2 - 1) x 4

15

Level 2

100

12 - 3 x 4 + 2

2

200

4 + 12 x 2 - 6

22

300

(5 - 3) x (2 + 6)

16

400

7^{2 - 3 + (4-2)}

48

500

14 - (3 + 4) x 5²

175

Level 3

100

(5 - 2) + 3² ÷ 4

3

200

7 + 5 + 2² x 12 - 7

53

300

(7 + 5) + 2² x (12 - 7)

32

400

8 - 3 + 4² x 7 - 4

113

500

(8 - 3) + 4² x (7 - 4)

53

What's my mistake?

100

4 x 5 - 4 x 3 = 12

I subtracted before I multiplied.

200

3 + (2 - 1) x 4 = 16

I added before I multiplied.

300

4 + 12 x 2 - 6 = 22

I subtracted before I added.

400

12 - 3 x 4 + 2 = 38

I subtracted before I multiplied.

500

4 + 5 - 3) x 2² = 24

I added before I multiplied.