2 5/6 + 1 5/6
4 2/3
6 3/4 - 5 1/2
1 1/4
6 2/3 + 5 5/6
12 1/2
7/10 - 1/2
2/10 = 1/5
4 1/6 - 1 2/3
4 3/4
8 4/10 + 2 2/3
5 9/10
3 3/4 + 2 7/8
6 5/8
4/6 - 1/4
5/12
10 2/3
22/3 + 23/6
11 1/6
35/9 - 13/3
5/9