Question

Salary of a person first increased by 20%,then decreased by 20%.then the percentage change in his salary is??

Answer 1

his percentage change in his salary is 0%.

because first his salary increased by 20% the his salary decreased by 20%
therefore 20%-20%=0%

please mark as brainlist.

Answer 2

4 percent decrease

Formula used :a+b+ab/100

Salary is increases 20percent=a

Decrease by20 percent =b