%
Percentage Calculator
MathPopular
Percentage calculator helps you find what percent one number is of another, or calculate percentage increase/decrease.
Percentage Calculator
Result
%
Enter values and press Calculate
About Percentage Calculator
Free online percentage calculator for all your needs: find percentages, calculate percentage increase/decrease, determine discounts, and solve everyday math problems instantly.
Percentage Formulas
Percentage of Number
Result = (Percentage ÷ 100) × Number
Percentage Increase
% Increase = ((New - Original) ÷ Original) × 100
Real-World Applications
🏷️
Discounts
Sale price calculation
📊
Marks/Grades
Exam score percentages
💰
Tips & Tax
Restaurant tips, sales tax
📈
Growth Rate
Business/Salary increases
Frequently Asked Questions
About the Percentage Calculator
Percentage calculator helps you find what percent one number is of another, or calculate percentage increase/decrease.
Formula
Percentage = (Value / Total) × 100
Percentage Reference Table
| Category | Value |
|---|---|
| 20% of 500 | 100 |
| What % is 50 of 200 | 25% |
| Increase 100 by 20% | 120 |
| Decrease 100 by 20% | 80 |
Related Tools