Calculate percentages
Work out a percentage three ways: X% of a value, what percent one number is of another, or the percentage change between two numbers. The result is stored privately in your account.
No sign-up needed — runs instantly in your browser.
How it works
- 1Choose the calculation
- 2Enter the two numbers, then press Run
- 3Download the result or find it in your files
Frequently asked questions
- What can it calculate?
- Percent of a value, what percent one number is of another, and the percentage increase or decrease between two numbers.
- What about dividing by zero?
- If a calculation would divide by zero you'll get a clear error instead of an invalid result.
Related tools
Enter a price and a discount percentage to see how much you save and the final price. The result is stored privately in your account.
CalculatorsAdd VAT to a net amount or extract it from a gross amount, at any rate. You get the net, the VAT and the gross. The result is stored privately in your account.
CalculatorsEnter a whole number and its base to convert it to binary, octal, decimal and hexadecimal at once. Big integers stay exact. The report is stored privately in your account.
ConvertersEnter a birth date to calculate the exact age today — or as of any reference date — in years, months and days, plus the total number of days. The result is stored privately in your account.
Calculators