Operations with Rational Numbers

CovertingFraction/Decimal

100

The decimal value equivalent to 3/4

What is 0.75?

200

The decimal value equivalent to -1/8.

What is -0.125?

300

The decimal value equivalent to 2/3.

What is 0.666666....?

400

The decimal value equivalent to -2 and 7/8.

What is -2.875?

500

The decimal value equivalent to -5 and 5/6

What is -5.833333.....?

Adding Rational Numbers

100

3.1 + 2.25

What is 5.35?

200

0.38 + (-1.2)

What is -0.82?

300

2/5 + 12/25

What is 22/25?

400

-3/4 + (-1/3)

(Simplify your answer)

What is -1 and 1/12?

500

4/5 + (-3 2/3)?

What is -2 and 13/15?

Subtracting Rational Numbers

100

2.35 - 1.8

What is 0.55?

200

- 4/13 - 8/13

What is -12/13 ?

300

-0.06 - (-0.8)

What is 0.74 ?

400

-5/12 - (-1/3)

What is -1/12 ?

500

-1  2/3 - 3  1/2

(Simplify your answer)

What is -5 and 1/6?

Multiplying Rational Numbers

100

-1/6 x -2/3

(Simplify your answer)

What is 1/9 ?

200

-3.7 x 5

What is -18.5?

300

-5 x 1/3

(Simplify your answer)

What is -1 and 2/3?

400

-3.12 x -2.7

What is  8.424?

500

-3  2/5 x 1  1/3

What is -4 and 8/15?

Dividing Rational Numbers

100

1/4 divided by 3/8

(Simplify your answer)

What is 2/3?

200

-2.75 divided by -0.5

What is 5.5?

300

-15 divided by -5/8

(Simplify your answer)

What is 24?

400

45 divided by -0.25

What is -180?

500

- 2  4/9 divided by 1  1/3

(Simplify your answer)

What is -1 and 5/6?