5/9 1/5
3/52
1/4 4/5
1/93/7
7/123/4
4/173/4
8/217/16
1/202/3
5/62/15
15/17 17/15
3/41/5
6/1111/2
3/2211/13
7/62/4 4/73/8
56 3/7
13/20
13/15 30
287/24
2/515/4
2/3+4/155/8
5/16 8/15-1/18
5/74/15 7/8
1/63/86/11
12/17 5/12 17
( 7/9+5/27)5/4
5/6 7/8 +5/61/8
3/858/6