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Adding Rational Numbers
Subtracting Rational Numbers
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100

The decimal which is equivalent to 2/5.

What is 0.4?

100
3.15 + 2.25
What is 5.40?
100
8/11 - 3/11
What is 5/11 ?
100
5(1/3)
What is 1 and 2/3 ?
100
1/4 divided by 3/8
What is 2/3?
200
The decimal value equivalent to 7/10.
What is 0.7?
200
0.38 + (-1.2)
What is -0.82?
200
- 4/13 - 8/13
What is -12/13 ?
200
-3.2 x 5
What is -16?
200
-20 divided by 0.5
What is -40?
300

The decimal value equivalent to 5/8.

What is 0.625?

300
9/25 + (-17/25)
What is -8/25?
300
-0.06 - (-0.86)
What is 0.8 ?
300
-1/6 (-2/3)
What is 1/9?
300
-15 divided by -5/8
What is 24?
400

The world's smallest nation is Vatican City. It's area is 0.17 square miles. Express this value as a fraction.

What is 17/100?

400
-5/12 + 1/12
What is -1/3?
400
-10/24 - (-2/24)
What is -1/3 ?
400

Evaluate 3x for x = -6

What is -24 ?

400
Emma bought 2 and 1/2 yards of cording for the trim around the edge of a square pillow. How much will she use for each side of the pillow?
What is 5/8 yard?
500

I am a value bigger than 1/4, smaller than 1/2 and expressed as a repeating decimal.

What is 1/3 or 0.33333?

500

To make a small amount of play dough, you can mix 3.5 cup of flour, 1/2 cup of salt and 1/6 cup of water. What is the total amount of ingredients added to make the play dough?

What is 4 1/6 cups?

500

The snowfall in Rochester, NY in the winter of 1999-2000 was 91.5 inches. Normal snowfall is about 76.3 inches per winter. How much more snow fell in the winter of 1999-2000 than is normal?

What is 15.2 inches?

500
Travis painted for 6 and 2/3 hours. He received $27 an hour for his work. How much was Travis paid for doing this painting job?
What is $180?
500

Sean has to pay $8804.46 for a used car. He makes payments of $209.63 each month. How many months will it take for Sean to repay his loan?

What is 42 months?