Math Review

Fractions

100

1/2 + 1/2 =

1

200

3/4 - 1/4 =

1/2

300

3/5+ 2/3 =

16/15 or 1 and 1/15

400

1/2 + 1/3 + 1/4 = 

13/12

500

3/4 x 1/2 / 2=

3/16

Decimals

100

0.25 + 0.33 = 

0.58

200

0.42 -0.17 =

0.35

300

0.5 x 0.2 =

0.1

400

21.6 / 6

3.6

500

(5 x 0.123) + 0.87

1.485

Integers

100

Which of the following is an integer?

0.5, 1/2, -11.7, -4

-4

200

(-4) + (-4) =

-8

300

(-5) - (-7) + (-3)

-1

400

(-7) x (-3) x (5) x 0 x (-12) x (-1)

0

500

(-1) + (-1) + (+100) + (-1) + (0) - (0) + (+3) - (+10) +(+10)

+100

Equations

100

5x = 25

x=?

x=5

200

x/3 = 12

x=?

x=4

300

2x + 6 = 16

x=5

400

x/5 - 11 = -2

x=45

500

2x - 10 = 5x + 50

x=-20

Random

100

What is the probability of not rolling a 4 on a six sided dice?

5/6 or 0.83 or 83%

200

Solve the expression

3x - 14

x= 10

16

300

What is Mr. Yarranton's favorite hockey team?

Calgary Flames

400

What is the capital of South Korea?

Seoul

500

What is the capital of Mongolia?

Ulaanbaatar