Coverting
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
8/11 - 3/11
5/11
100
5(1/3)
1 and 2/3
100
1/4 divided by 3/8
2/3
200
The decimal value equivalent to 7/10.
0.7
200
0.38 + (-1.2)
-0.82
200
- 4/13 - 8/13
-12/13
200
-3.2 x 5
-16
200
-20 divided by 0.5
-40
300
The fraction value equivalent to 2.5.
2 and 1/2
300
9/25 + (-17/25)
-8/25
300
-0.06 - (-0.86)
0.8
300
-1/6 (-2/3)
1/9
300
-15 divided by -5/8
24
400

Turn 1/3 into a decimal.

0.333333......

400

-5/4 + 1/12

-1 1/6

400
-5/12 - (-2/24)
-1/3
400
-2.57 (-.5)
1.285
400

Emma bought 2 and 1/2 yards of ribbon to make bows for 4 of her friends. How much yard will she use for each ribbon?

5/8 yards or 0.625 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, 1/2 cup of salt and 1/2 cup of water. What is the total amount of ingredients added to make the play dough?
2 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
500

List all the properties for dividing or multiplying positives and negative numbers.

If two numbers have the same sign (+ and + or - and -) the product or quotient is positive

If two numbers have different signs (+ and -) the product or quotient is negative

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