Math 180

Adding/Subtracting Fractions

100

1/2 + 1/2 =

1

200

2/4 + 1/8 =

5/8

300

3/6 - 1/3 = 

1/6

400

8/10 - 2/5 = 

(Simplify the fraction)

2/5

500

6/12 + 8/12 =

(Simplify the fraction) 

1 1/6

Multiplying Fractions

100

1/2 x 3/4 =

3/8

200

5/8 x 1/2 = 

5/16

300

1/4 x 2/3 = 

(Simplify the fraction)

1/6

400

1/4 x 2/4 = 

(Simplify the fraction)

1/8

500

2/3 x 5/6 = 

(Simplify the fraction) 

5/9

Adding Decimals

100

.58 + .42 = 

1.0

200

.67 + .54

1.21

300

2.34 + 1.68

4.02

400

1.589 + 2.54 = 

4.129

500

154.682 + 46.23 = 

200.912

Decimals to percents

100

What is .45 as a percent?

45%

200

What is .67 as a percent?

67%

300

What is .058 as a percent?

5.8%

400

What is 1.20 as a percent? 

120%

500

What is .002 as a percent?

0.2%

Fractions to percents

100

What is 1/2 written as a percent?

50%

200

What is 3/10 written as a percent? 

30%

300

What is 2/5 written as a percent? 

40%

400

What is 11/50 written as a percent?

22%

500

What is 1 3/10 written as a percent?

130%