adding fractions
100\10+100/20
15
78/12-48/34
173/34
89/12 * 36/12
89/4
2/4 / 6/3
1/4
21/5+31/5
52/5
200/60+200/50
22/3
34/12-54/12
-5/3
12/45 * 62/12
62/45
3/4 / 4/2
3/8
42/12-35/23
91/46
669/45+221/34
641/30
12/4-4/15
41/15
21/34 * 12/52
63/442
8/5 / 7/6
48/35
22/18*17/12
187/108
230/21+320/32
440/21
23/45-13/25
-2/225
34/12 * 23/51
23/18
3/7 / 6/3
3/14
4/23 / 9/20
80/207
546/52+46/32
191/16
49/56-13/23
57/184
34/17 * 13/43
26/43
3/8 / 4/2
3/16
94/12+34/12
32/3