Rational Numbers
Comparing and Ordering Rational Numbers
Adding and Subtracting Rational Numbers
Multiplying Rational Numbers
Dividing Rational Numbers
100

Write this fraction as a percent:  2/5

40%

100

Compare these fractions. 6/15 and 2/5

6/15 is equal to 2/5

100
Add these decimals. 21.74 + 8.27
30.01
100
Multiply these decimals. 0.03 * 5.4
0.162
100

Divide these decimals. -3.72/0.3

-12.4

200

Write this fraction as a decimal. 17/20

0.85

200

Compare these fractions. 2/3 and 16/21

16/21 is greater than 2/3

200
Subtract these decimals. 17 - 9.54
7.46
200

Multiply these decimals. 0.7 * -2.6

1.82

200

Divide these fractions: (2/3) / (-4/5) and simplify

-5/6

300

Write this fraction as a decimal. 1 2/3

1.6666666666..........

300

Order these fractions greatest to least:

 -16/9, -8/3 , -7/4

-7/4, -16/9, -8/3

300

Solve: 6.125 + 18.7 - 1/8

24

300

Multiply these decimals. -0.23 * -7.05

1.6215

300

Divide these decimals. -10.71/-0.7

15.3

400

Write the decimal as a fraction in simplest form. 0.6

3/5

400

Order these rational numbers least to greatest:            

 0.4, 45%, 21/50

0.4, 21/50, 45%

400

Add these decimals. 4.67 + 29 - (-3.2)

36.87

400

Multiply these fractions (-1/2)(3/4)(6/11) and simplify

-9/44

400

Divide these fractions: (-13/15) / (1/5)

-13/3

500

Bond weighed his mobile phone and found it to be approximately 7/30 pounds. What is the weight of Bond's phone written as a decimal?

0.233333333333.......

500

Michael and Henry are having a contest to see who is taller. 

Michael is 1.65 meters tall and Henry is 1 13/20 meters tall. Who is taller?

They are the same height.
500

In the Athens 2004 Olympic Games, Jodie Henry of Australia won the gold medal in the 100-meter freestyle swim with a time of 53.84 seconds. The bronze medal winner, Natalie Herrick of the United States, completed the race in 54.4 seconds. What was the difference between the two times?

0.56 seconds

500

Tran jogs 3/4 mile each day. What is the total distance Tran jogs in 6 days?

4.5 miles

500

You eat 1/4 ounce of cheddar cheese. One serving of cheddar cheese is 1 1/2 ounces. How much of a serving did you eat?

6 ounces