Math Review

Addition

100

50+27+117

194

200

56.7+5.2

61.9

300

82.5+2.7

85.2

400

56.2+5+7.8

69

500

5.7+8.9+7.789

22.389

Subtraction

100

50-27

23

200

128-7.5

120.5

300

7.5-10.5

3

400

7.8-3.2

4.6

500

108.9-78.78

30.12

Division

100

6 divided by 3

2

200

1/4 divided by 1/2

1/2

300

2/8 divided by 3/10

20/24 or 5/6

400

7/8 divided by 1/2

14/8 or 1 3/4

500

1/3 divided by 2

1/6

Multiplication

100

7 * 8

56

200

10 * 12

120

300

7.8 * 5

39

400

56.2 * 20

1124

500

-3 * -10

30

Anon

100

2⁴

16

200

2+7(3-1)

16 

2+7(2)

2+14=16

300

-5-2(2+1)

-11

-5-2(3)

-5-6=-11

400

2²+4(3+2)

24 

2²+4(5)

4+4(5)

4+20=24

500

What does PEMDAS stand for?

Parentheses

Exponential 

Multiplication

Division

Addition 

Subtraction