Question

А
A no is increased by20percent and then it
is decreased by 20percent find the net increase and decrease percent
​

Answer 1

Answer:

4%

Step-by-step explanation:

Let the no. be 100

The no. when increased by 20%

=100+20/100×100=120

The no. when decreased by 20%

=120-20/100×120=120-24=96

Therefore, the decrease %

=(100-96) /100×100=4%