70/100 x 2/50 =
27/2 : 8/7=
6/8 : 2=
5/3 x 6/10=
3/4 : 1/2=
12/10 : 5/5=
7/9 : 3=
3/2 x 9/80 =
4/5 x 1/8=
8/6 x 3=
27
4/40
30/30
189/16
12/10
3/2
24/6
3
27/160
140/ 5000
