The fraction 48/85 cannot be reduced any more.
25/48 -------------------Is the lowest and simplest term.
9/16
It is: 28/48 = 7/12
36/48 = 3/4
48
48/56 = 6/7
44/48 = 11/12
7/8
If you mean 4/8 then it is 1/2 in its lowest terms
It is: 48/120 = 2/5 simplified
3/5