Rational Numbers

Multiplying Rational Numbers

100

1/2 x -4/6

2/6

200

-9/10 x (-8/10)

18/25

300

20/50 x (-30/50)

-1/3

400

80/100 x 30/100

2 2/3

500

100/200 ÷ 150/200

2/3

Dividing RationalNumbers

100

4/8 ÷ 9/10

5/9

200

4/6 ÷ (-4/8)

1 1/3

300

-7/8 ÷ (-3/8)

2 1/3

400

-54/79 ÷ (-50/51)

-1377/1975

500

45/90 ÷ 327/400

200/327

Adding RationalNumbers

100

-10/12 + 7/12

1/4

200

1/5 + 7/10

2 1/10

300

-50/100 + (-40/50)

1 30/100

400

-4/5 + 10/20

1 6/20

500

2/9 + 2/3

8/9

Subtracting Rational Numbers

100

1/2 - 6/10

1 1/10

200

1/2 - (-1/2)

1

300

-7/10 - (-9/10)

2/10

400

10/20 - (-20/40)

1

500

70/100 - (-100/200)

1 40/200