Difference between two numbers in percent (percentage change) formula (ID: 285) [Edit]
Description of the Difference between two numbers in percent (percentage change) formula
The formula below shows how to calculate the difference between two numbers as a percentage. This is often important in business and finance, where for example changes in profits, margins or losses from one period to the next are expressed as percentages.
Formula
\[ \text{Diff%} = \frac {C_{n} - C_{a}} {C_{a}} \ \]
Symbols
\(C_{a}\ \)
First amount
\(C_{n}\ \)
Second amount