Percent Calculator
A quick converter for decimals and percentages: type a decimal to see its percentage, or a percentage to see its decimal. Useful for interest rates, probabilities and spreadsheet work.
Worked example
0.075 → 7.5% · 7.5% → 0.075
How to calculate
- Choose the direction: decimal to percent, or percent to decimal.
- Enter the value.
- Read the converted result — both directions are shown at once.
Formula
Percent = Decimal × 100 · Decimal = Percent ÷ 100
Explanation
- Interest rates, growth rates and probabilities.
- Reformatting values for spreadsheets and reports.
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Use CalculatorFrequently Asked Questions
What is 0.05 as a percent?
0.05 × 100 = 5%. Multiply any decimal by 100 and add the percent sign.
What is 12.5% as a decimal?
12.5 ÷ 100 = 0.125. Divide the percentage by 100 — the calculator does it both ways instantly.