4/5 = 8/10 = 0,8
13/25 = 52/100 = 0,52
1/20 = 5/100 = 0.05
3/16 = 0,0625* 3 = 0.1875
7/8 = 0.125*7= 0.875
4/10 = 0.4
3.5/10 = 0,35
78/32 = 64/32+14/32= 2+0.4375 = 2.4375
13/52 = 1/4 = 0.25
5.5 / 100 = 0.055
68/85 = 4/5 = 0.8
55/44 = 44/44 + 11/44 = 1.25