Question

80% of what number is 64

Answer 1

64/80 divide that by 2= 32/40 divide that by 2= 16/20 divide that by 2= 8/10 divide that by 2= 4/5 which=80% or divide each by 8= 8/10 then just divide that by 2= 4/5 or .8 or 80%

Answer 2

Set up the equation

80% × x = 64
.8x = 64
x = 64/.8
x = 80

80% of 80 is 64