100 - 75 = 25.
25
75 25 + 75 = 100
(100-25)/100= .75 75%
25, 50, 75, 100
75 75 + 25 = 100
100-25 = 75
25% of 75% = 25/100 x 75/100 = 3/16 = 3/16 x 100 % = 18.75 %
75% is 75/100. Both 75 and 100 are divisible by 25 so you are allowed to divide 25 by each value which gets you to 3/4. 75/25= 3, 100/25= 4.
100 - 25 = 75
(25*75)/100 = 18.75
87.5 100 - 75 = 25 25/2 = 12.5 75 + 12.5 = 87.5 = 100 - 12.5