PEMDAS (Order of Operations)

Fix my Mistake

100

9 - 3 x 2

12

Correct answer is 3. Do x then -, not - then x.

200

5 ² + 1

11

5 ² = 25, not 10. Correct Answer is 26.

300

3²  - 6 

 0

3 ²  = 9, not 6. Correct answer is 3

400

4 + 5 + 7 - 3 x 2 

 26

You need to follow PEMDAS and do x first. Correct answer is 10.

500

10 ³  

 30

10 ³  = 10 x 10 x10, which is 1000, not 30.

Simplify

100

3 + 4 x 5

23

200

7 + (2 x 4) - 1

14

300

56 ÷ (4+4) + 3²

16

400

20 – (5+3) x 2 + 4

8

500

(5 x 4) – 6 ÷ 2 + 9

26

Simplify 2.0

100

14 - 2 x 7

0

200

49 ÷ (3+4) + 5²

32

300

5 + 14 ÷ 2 × 5

40

400

(4-1)² + (5+ 1)²

45

500

1² + 2² x 3² - 4²

21