Question

a number is increased by 20% and the increased number is decreased by 20%.Find the net increase or decrease per cent.​

Answer 1

Step-by-step explanation:

there will be net decrease of 4%

let us take a number be 100 then increase it by 20% which will give 120 now decrease it by 20% then it will be 96

that means initial value i.e 100 decreased by 4%