Percentage Decrease Calculation

This function calculates the decrease from a base value as a percentage or as an absolute value, depending on the given arguments.

To perform the calculation, enter the base value and the target value or decrease. Then click on the 'Calculate' button

Formula for percentage decrease

\(F\) = Final value
\(B\) = Base value
\(P\) = Percentage

Percentage decrease

\(\displaystyle P=\frac{F-B}{|B|}\cdot(-100)\)

Note that the base value in the denominator is given as an absolute value, i.e. always positive.

Final value

\(\displaystyle F=\frac{P\cdot |B|}{-100}+ B\)