Question

A number is first increased by 20% and
then decreased by 20%. Find the net increase 87
decrease percent.​

Answer 1

Answer

let the number is 100

increase 20%=100+20=120

decrease of 20% on 120

=(20/100)×120=24

nett amount 120–24=96

So decrease 100–96=4

decrease of 4 out of 100

percentage of decrease 4