adding
1/10+5/10=
6/10
36/50-14/50
22/50
2/3x1/4
2/12
4/5x3/5
12/25
20/3
6.66666666667
15/10+20/10=
35/10 or 3 5/10
92/100-46/100
46/100
50/4
12 1/2
4/12x9/15
36/180
42/5
8.4
59/100+ 72/100=
131/100 or 1 31/100
1 4/10- 8/10
6/10
21/4+22/5=
9 65/100
22/41x3/12
66/492
107/6
17.8333333333
542/1000+639/100=
1 181/1000
642/1000- 10 242/1000
9600/1000 or 9 600/1000
1243/1000-634/1000
609/1000
36/72x82/95
2952/6840
43/103
0.41747572815
100 5422/10000+652 9243/20000
753 87/20000
4242/10000-22 2652/10000
218410/10000 or 21 8410/10000
24/50x64/100
1536/5000
15 62/73x12 52/67
202.492741771
5342/30465
0.17534876087