The answer is 4/5. To get this you divide 80 by 20 and 100 by 20.
4/5
4/5
21/80 is already in its simplest form
It is: 59/80 times 100 = 73.75%
80 percent as a fraction is 80 over 100 but you can reduce it to 4 over 54/5
in simplest form 8/10 and .8
9/80 is in its simplest form.
17/80 is in its simplest form.
80/100 not in simplest form
36/80 in simplest form is 9 over 20
It already is in simplest form.