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Percentage Calculator

Calculate percentages, increases, decreases, and percentage relationships

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Percentage Calculator
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About the Percentage Calculator

Calculate percentages quickly and accurately with our free online percentage calculator. Whether you need to find what percentage one number is of another, calculate percentage increases or decreases, or determine the final value after applying a percentage, this tool handles all common percentage calculations.

Perfect for students, business professionals, shoppers, and anyone who needs to work with percentages in their daily life. No complex formulas to remember – just enter your numbers and get instant results.

Key Features

Multiple percentage calculation types
Percentage increase and decrease
Find what percent X is of Y
Calculate X percent of Y
Reverse percentage calculations
Step-by-step explanations
Real-time results
Mobile-friendly interface

How to Use the Percentage Calculator

1
Choose Your Calculation Type
Select the type of percentage calculation you need from the available options: basic percentage, percentage increase/decrease, or find what percent.
2
Enter Your Values
Input the numbers for your calculation in the designated fields. The calculator will guide you on which values to enter based on your selected calculation type.
3
View the Result
The calculator instantly displays the result as you type. You'll see the answer along with the formula used for the calculation.
4
Understand the Calculation
Review the step-by-step breakdown to understand how the result was calculated. This helps you learn and verify the calculation method.

Common Use Cases

Shopping Discounts
Calculate how much you save with percentage discounts, determine final prices after sales, and compare deals across different stores.
Financial Analysis
Analyze investment returns, calculate interest rates, determine profit margins, and evaluate financial performance metrics.
Grade Calculations
Convert test scores to percentages, calculate weighted grades, and determine what score you need to achieve a target grade.
Business Metrics
Calculate growth rates, market share percentages, commission amounts, and other business-related percentage values.

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