Show:
(Standard Algorithm for) Multiplication
Long Division
Fraction Addition + Subtraction
Fraction Multiplication + Divison
Fraction Simplification
100

15 x 10 =

150

100

133 / 7 =

19

100

1/6 + 3/6 = 

4/6 = 2/3

100

3/4 x 2/5 = 

6/20 = 3/10
100

3/6 =

1/2

200

20 x 30 =

600

200

1,764 / 6 =

294

200

5/7 - 2/7 =

3/7

200

4 / 1/5 =

20

200

4/16 =

1/4

300

34 x 6 =

204

300

300 / 25 =

12

300

1/4 + 2/8 =

4/8 = 1/2

300

1/5 / 3 =

1/15

300

24/64 = 

3/8

400

17 x 29 =

493

400

810 / 45 =

18

400

6/10 - 2/5 =

2/10 = 1/5

400

3 x 2/9 =

6/9 = 2/3

400

18/45 = 

2/5

500

354 x 21 =

7,434

500

1,728 / 32 =

54

500

3/8 + 5/6 = 

29/24 = 1 5/24

500

6/7 / 2/5 = 

30/14 = 15/7 = 2 1/7

500

49/14 = 

7/2 = 3 1/2