PercentCalc
Calculator

Old value to new value

Percentage increase or decrease calculator

Compare a new value with the original value. The result is directional and always uses the original value as the base.

Private browser calculation

Choose the question, then enter two values

Stays on this page

What do you need to calculate?

Values

The first value is the original base and cannot be zero.

PercentCalc performs general percentage arithmetic only. It does not interpret taxes, interest, discounts, grades, statistics, or official rules.