6/12+4/12
10/12
7/12 [ ] 9/12
<
7/63
1/9
7/10-6/10
1/10
4/8+2/8
6/8
9/12[ ]7/10
>
8/10
4/5
8/16-4/16
4/16
7/18+6/18
13/18
8/9[ ]8/9
=
3/9
1/3
7/12-4/12
3/12
5/30+16/30
21/30
7/9[ ]8/9
9/18
1/2
9/10-6/10
3/10