Yes.
21/25
39/50
19/100 is in its simplest form.
45/100ths.
64/81 is in its simplest form.
59/64 is in its simplest form.
55/64 is in its simplest form.
27/64 is the simplest form.
64/125 is in its simplest form.
1/64 is in its simplest form.
64 out of 100 in simplest form is 16/25