Percentage Calculator

Calculate percentages, percentage increase/decrease, percentage change, and more with step-by-step solutions.

Calculator

Select a calculation type and enter the required values to calculate percentages with step-by-step solutions.

Complete User Guide

Calculation Types

  • What is X% of Y?: Calculate a percentage of a number (e.g., 25% of 100 = 25)
  • What % is X of Y?: Find what percentage one number is of another (e.g., 25 is 25% of 100)
  • Percentage Increase: Calculate percentage increase from old to new value
  • Percentage Decrease: Calculate percentage decrease from old to new value
  • Percentage Change: Calculate percentage change (can be increase or decrease)

How to Use This Calculator

  1. Select the calculation type from the dropdown
  2. Enter the required values in the input fields
  3. Click 'Calculate' to get the result
  4. Review the detailed results and step-by-step solution
  5. View the visualization chart (when available)

Examples

Example 1: Percentage Of

What is 25% of 100?

Result: 25

Example 2: Percentage From

What % is 25 of 100?

Result: 25%

Example 3: Percentage Increase

Old Value: 100

New Value: 120

Result: 20% increase

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