Question

if you subtract 1/2 from a number and muntiplythe result by 1/2 , you get 1/8 . what is the number ? please explain this question

Answer 1

Let the number be x

(x - 1/2) * 1/2 = 1/8

x - 1/2 = ( 1/8 ) * 2
 
 x - 1/2 = 1/4

x = 1/4   +   1/2

x = (1 + 2 ) / 4

x = 3/4

Answer 2

(x - 1/2)*1/2 = 1/8
x - 1/2 = 1/4
then x = 3/4