112
It is: 48/64 = 3/4 in its simplest form
0.0156
It is any fraction of the form (48*x)/(64*x) where x is a non-zero integer or 1/x is an integer common factor of 48 and 64.
(x-8)(x+8)
2/128
(8x8)=64
Some choices are: 48/64 = 24/32, 12/16, 6/8 or 3/4 in its lowest terms
48 is 75% of 64
14/32, 21/48, 28/64
7/16 is equivalent to 14/32, 21/48, 28/64, and so on.
64 subtracted by 48 = 16