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Fraction/Decimal
Adding Rational Numbers
Subtracting Rational Numbers
Multiplying Rational Numbers
Dividing Rational Numbers
100
The fraction which is equivalent to -.25
- 1/4
100
3.15 + 2.25
5.40
100

3.51-2.40

1.11

100
23.7 x 6


142.2

100

654÷ 3

218

200
The decimal value equivalent to 7/10.
0.7
200

0.38 + 1.2

1.58

200

18.63- 7.46

11.17

200

-3.2 x 5

-16

200

-20.25÷  5

-4.05

300
The fraction value equivalent to 2.5.
2 and 1/2
300

123.45+67.89

191.34

300

35.67-32.89

2.78

300

26.73 x -4

-106.92

300

378 ÷  4

94.5

400
Turn 1/3 into a decimal.
.333333
400

987.65+43.21

1030.86

400

123.45-67.89

55.56

400

-2.57 (-.5)

1.285

400

Emma bought 5.6 yards of fabric to make dolls for 4 of her friends. How much yard will she use for each ribbon?

1.4 yards

500
The world's smallest nation is Vatican City. It's area is 0.17 square miles. Express this value as a fraction.
17/100
500

To make a small amount of play dough, you can mix 1 cup of flour, .5 cup of salt, 1.25 cups of flower and 2.25 cups of water. What is the total amount of ingredients added to make the play dough?

4 cups

500

The snowfall in Rochester, NY in the winter of 1999-2000 was 91.5 inches. Normal snowfall is about 76 inches per winter. How much more snow fell in the winter of 1999-2000 than is normal?

15.5 inches

500

Joe had a breakfast party. He invited four of his best friends. Each friend brought 3.4 cups of coffee. How much coffee did they all bring together?

13.6 cups for 4 people.... 

17 for 5 people


500

26.75 ÷  5

5.346