Percentage Calculator
Calculate percentages quickly and easily with our comprehensive percentage calculator. Find percentage of a number, percentage increases/decreases, and more.
How to Use the Percentage Calculator
- Select Calculation Type: Choose from 5 different percentage calculations from the dropdown menu
- Enter Values: Input the required numbers based on your selected calculation type
- Get Results: The calculator automatically calculates and displays results in real-time
- View Formula: See the mathematical formula used for the calculation
- Reset Calculator: Click "Reset Calculator" to clear all values and start fresh
- Try Examples: Use the quick examples section for common percentage calculations
Calculation Examples
Basic Percentage Calculations
Percentage Increases & Decreases
Frequently Asked Questions
How do I calculate what percentage one number is of another?
Select "What percent is X of Y?" from the dropdown, enter the part value and total value. The calculator will show you the percentage.
What's the difference between percentage increase and percentage change?
Percentage increase always gives a positive result by adding a percentage. Percentage change can be positive (increase) or negative (decrease) based on the direction of change.
Can I calculate percentage with decimal values?
Yes! Our calculator supports decimal values for both percentages and numbers, allowing for precise calculations.
How accurate are the percentage calculations?
Our calculator rounds results to two decimal places for clarity while maintaining mathematical accuracy throughout the calculation process.
What if I need to calculate multiple percentages?
Simply change your inputs or calculation type, and the results will update automatically. Use the reset button to start fresh calculations.
Does the calculator work on mobile devices?
Yes, our percentage calculator is fully responsive and works perfectly on smartphones, tablets, and desktop computers.
Understanding the Results
Calculation Types
Percentage of a Number
Finds what percentage of a number equals. Formula: (percentage ÷ 100) × number
Percentage Increase/Decrease
Adds or subtracts a percentage from the original value
What Percent
Determines what percentage one number is of another
Common Applications
Shopping & Discounts
Calculate sale prices, discounts, and savings
Finance & Interest
Determine interest rates, tax amounts, and investment returns
Statistics & Data
Analyze data changes, growth rates, and comparisons
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