math

multiplying fractions

100

2/1 x 2/1

4/1 or 4

200

36/2 x 2/1

72/2=36

300

7/10 x 10/7

1

400

5/7 x 4/8

20/56=2 16/56

500

76/69 x 53/15

3 923/1035

dividing fractions

100

6/9 divided by 4/20

3 1/3

200

4/20 divided by 9/11

11/45

300

9/11 divided by 6/9

1 5/22

400

20/19 divided by 9/11

1 49/171

500

57/75 divided by 18/81

221/225

multiplying decimal

100

0.2 x 0.2

.04

200

0.5 x 0.8

.4

300

5.0 x 1.4

8.00

400

14.00 x 18.00

252.0000

500

911.0 x 420.0

82620.00