Percentage Calculator

Calculate percentages with multiple operations: find what percent one number is of another, calculate percentage of a number, or increase/decrease by percentage.

How to Use the Percentage Calculator

1. Enter First Value

Input the base number for your percentage calculation.

2. Choose Operation

Select from four options:
• "What is X% of Y?" - Find percentage of a number
• "X is what % of Y?" - Find what percentage one number is of another
• "Increase X by Y%" - Add percentage to a number
• "Decrease X by Y%" - Subtract percentage from a number

3. Enter Second Value

Input the percentage value (for operations 1, 3, 4) or the second number (for operation 2).

4. Click Calculate

Click "Calculate" to get your percentage result.

Note: Make sure to select the correct operation that matches your calculation needs. The result will be clearly displayed below.