Question

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

Answer 1

Answer:

No: loo

after increase of 20%=120

After 20% decrease = 120x80/100

= 96

decrease loo-96=4%

Answer 2

Answer:

4%

Step-by-step explanation:

% change =20 - 20 + (20)×(-20)/100

= - 4% (- means decrease)