The salary of a worker is first increased by `12%` and there after it was reduced by `12%,` what was the change in the salary

The salary of a worker is first increased by 10% and thereafter it was reduced by 10%. What was the change in his salary?

The salary of a worker is first increased by 5% and then it is decreased by 5%. What is the change in his salary?

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

Salary of a person is first Increased by 20%, then it is decreased by 20%. Change in his salary is :

The salary of Gopal was increased by 10% and then the increased salary was decreased by 10% . Find the net increase or decrease per cent in his original salary.

the salary of an offiser is increased by 20% by what percentage should the new salary be reduced to restore the original salary?