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.

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

Solve Word Expressions

100

the sum of 9 and 3 divided 3

( 9  + 3) ÷ 3

200

Multiply 5 by the difference of 25 and 20.

25

300

Add 10 to the quotient of 72 and 8.

19

400

Subtract 15 from 60, then divide by 9.

5

500

Add 14 and 13, then divide by 3.

9

Exponents and Square Roots

100

11²

121

200

square root of 225

15

300

4³

64

400

square root of 6400

80

500

(0.04)²

0.0016