Find out what a specific percentage of a number is. For example, find what 20% of 500 is. Great for calculating tips, commissions, and discounts.
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Enter Your Measurements
Results
Result
20.00
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Formula
Result = (Percentage / 100) × Number
How to Use This Calculator
How to Use
- 1
Enter the percentage.
- 2
Enter the number.
- 3
Click calculate to find the result.
Frequently Asked Questions
Frequently Asked Questions
How do I calculate a 20% tip on a bill?
Enter 20 as the percentage and your bill amount as the number. The result is your tip amount.
What if I need to calculate a percentage of a percentage?
You can use this calculator multiple times, or convert percentages to decimals and multiply them together.
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About This Calculator
This calculator uses the formula: Result = (Percentage / 100) × Number. All calculations follow industry-standard methods. Results are estimates — always verify with a licensed professional for structural or code-compliant work.
Built and maintained by the CalcSmart team. Last updated March 2026.
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