It is: 48/63 = 16/21
48\54
63/500 is in its simplest form
63/10 is in its simplest form.
63/100 is in its simplest form.
10/63 is the simplest form.
74/63 is in its simplest form and is 1 and 11/63
16/63 can not be simplified
63/40 is in its simplest form.
63/110 is already in its simplest form
63/48 = 15/16
26/63 is in its simplest form.