2/10 = 4/51/5 = 5/251/4 = 5/203/4 = 15/202/3 = 6/92/3 = 10/155/15 = 1/39/30 = 3/104/25 = 8/5030/50 = 60/15020/100 = 4/560/100 = 12/2018/36 = 6/64/7 = 12/2114/21 = 4/36/73 = 12/26
2/10 = 4/5
1/5 = 5/25
1/4 = 5/20
3/4 = 15/20
2/3 = 6/9
2/3 = 10/15
5/15 = 1/3
9/30 = 3/10
4/25 = 8/50
30/50 = 60/150
20/100 = 4/5
60/100 = 12/20
18/36 = 6/6
4/7 = 12/21
14/21 = 4/3
6/73 = 12/26