Percentage Calculator
Calculate percentages fast: X% of Y, what percent X is of Y, and percentage increase/decrease.
About Percentage Calculator
A versatile, instant percentage calculator. Whether you're trying to figure out a discount, calculate a tip, or determine the percentage growth of your investments, this tool handles all common percentage math in real-time.
How to use Percentage Calculator
- 1
Select the specific calculation you need from the three available modes.
- 2
Enter your numbers into the input fields.
- 3
The result is calculated and displayed instantly as you type.
- 4
Clear the fields to start a new calculation.
Frequently Asked Questions
How do I calculate a percentage increase?
Use the third mode ('Percentage Increase/Decrease'). Enter your starting number in the 'From' field and your final number in the 'to' field. The calculator will tell you the exact percentage change.
Does this calculator round numbers?
The calculator performs exact mathematical calculations using your browser's math engine. Displayed results are formatted for readability but maintain high precision.
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