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Percentage Calculator

Switch between common percentage formulas to calculate values, compare percentages, and measure increases or decreases.

Formula
Calculate X% of Y
Result

About this tool

This percentage calculator handles several common business and personal math scenarios in one clean interface.

It is suitable for discounts, VAT checks, margin changes, growth analysis, and quick what-percent calculations.

Frequently asked questions

Which formulas are included?

This starter includes X percent of Y, X is what percent of Y, and percentage increase/decrease calculations.

Can I use decimals?

Yes. All inputs accept decimal values.

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