19/28 is in its simplest form.
19/3 is in its simplest form.
It is already in its simplest form.
5/19
19 over 1000 is the simplest form
4/19 is in its simplest form.
160/19 is in its simplest form.
600/1140 = 10/19
19/37 is the simplest form
19/37 is the simplest form.
19/27 is the simplest form.
19/100 is the simplest form.