1/12
2/12 =1/6
3/12=1/4
4/12=1/3
5/12
6/12=1/2
7/12
8/12=2/3
9/12=3/4
10/12=5/6
11/12
12/12=1
1/122/12-1/6
3/12-1/44/12-1/35/126/12-1/27/12
8/12-2/3
9/12-3/4
10/12-5/6
12/12-1
