Percentage Calculator

Solve everyday percentage problems: find what percent one value is of another, calculate a percentage of a number, or measure percentage change between two values.

Percentage Modes

Mode A - X is what % of Y?

Mode B - X% of Y

X (%)

Mode C - % change from X to Y

From X

To Y

How It Works

Mode A: X / Y x 100 gives the percentage X represents of Y.

Mode B: X / 100 x Y gives that percentage of Y.

Mode C: (Y - X) / X x 100 gives the percentage increase or decrease from X to Y.

Examples:

50 is 25% of 200. 15% of 200 is 30. A rise from 80 to 100 is a 25% increase.

All calculations run locally in your browser. No data is sent anywhere.

Frequently Asked Questions (FAQ)

The Percentage Calculator provides precise mathematical estimates based on standard financial compounding, amortisation, or tax formulas.

No! All calculations execute 100% locally in your web browser. No financial figures leave your device.

These outputs are estimates for financial planning. For official filings, consult a certified financial planner or tax professional.

Disclaimer Notice

Disclaimer: The results from this Percentage Calculator are for estimation and informational purposes only. Actual interest rates, loan approvals, tax liabilities, or investment returns may vary depending on bank policies, market conditions, and government regulations.

Percentage Calculator

Percentage Modes

Results

Disclaimer Notice