Question

Find what amount 125 is 25% of using the decimal approach.

Answer 1

simple rule (just write it right, and use cross-rule):

125 - 25%
x - 100%

x = (125*100)/25 = 500

Answer 2

125 = 0.25x
x = (125)/(0.25) = 500

Answer 3

thank you. :)