7th Grade: Operations with Rational Numbers

CovertingFraction/Decimal

100

The fraction which is equivalent to -.25

- 1/4

200

The decimal value equivalent to 3/8.

0.375

300

The decimal value of 7/13 rounded to the nearest hundredth

0.54

400

Write 3 fractions that are equivalent to 0.56

Answers will vary

500

Which is bigger: 8/17 or 0.46

8/17

Adding Rational Numbers

100

2.25 - 3.15

-0.9

200

0.38 + (-1.2)

-0.82

300

9/25 + (-14/25)

-1/5

400

-5/4 + 1/12

-1 1/6

500

-0.64 + 7/8

0.235

Subtracting Rational Numbers

100

8/11 - 13/11

-5/11

200

- 4/13 - 10/13

-1 1/13

300

-0.06 - (-0.88)

0.82

400

-5/12 - (-2/24)

-1/3

500

9/8 - 2.08

-0.955

Multiplying Rational Numbers

100

5(1/3)

1 and 2/3

200

-3.2 x 5

-16

300

-1/6 (-2/3)

1/9

400

-2.57 (-.5)

1.285

500

3.6 (-2/5)

-1.44

Dividing Rational Numbers

100

1/4 divided by 3/8

2/3

200

-20 divided by -0.5

40

300

-15 divided by -5/8

24

400

-65.3 divided by 0.24 rounded to the nearest tenth

-272.1

500

14 divided by -23 rounded to the nearest thousandth

-0.609