# A worker’s salary is reduced by p%. By what percent would the salary have to be raised to bring it back to its original amount?

##### 1 Answer

Jun 23, 2018

#### Explanation:

If a worker's salary,

Hence, the percentage increase of this expression back to

The

which is the multiplier. To change this into a percentage we can finally say that the salary needs to be increased by

Multiplying this out and simplifying gives