Free Percentage Calculator
Calculate percentages instantly. Find % of a number, what % is X of Y, percentage increase or decrease.
Select Calculation Type
Types of Percentage Calculations
% of a Number
20% of 500 = 100
Find what percentage of a number is. Used for calculating discounts, tax amounts, tips and more.
What % is X of Y
50 is 25% of 200
Find what percentage one number is of another. Used for marks percentage, ratio calculations.
% Change
100 → 120 = 20% increase
Find percentage increase or decrease between two values. Used for price changes, growth rates.
How to Calculate Marks Percentage
To calculate your marks percentage, select "What % is X of Y", enter your total marks obtained as X and the maximum marks as Y. For example, if you scored 450 out of 600, enter 450 as X and 600 as Y. Your percentage is 75%.
This is useful for calculating board exam percentage (Class 10, Class 12), college semester marks, competitive exam scores, and any academic result. Our percentage calculator gives accurate results instantly.
How to Calculate Discount Percentage
To find the discount percentage on a product, select "% Change", enter the original price as "From" and the discounted price as "To". For example, if a product was ₹1000 and is now ₹800, the discount is 20%.
This is extremely useful while shopping online on Flipkart, Amazon, Meesho and other platforms to quickly check if the displayed discount percentage is accurate.
Common Percentage Calculations in India
- GST calculation: Find 18% GST on any amount
- Marks percentage: Calculate board or semester result percentage
- Salary hike: Calculate percentage increase in salary
- Shopping discount: Verify discount percentage on products
- Bank interest: Calculate interest percentage on deposits
- EMI calculation: Understand percentage of income going to EMI
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Frequently Asked Questions
How to calculate percentage?
Select the type of calculation, enter your numbers and click Calculate. Results appear instantly.
How to calculate marks percentage?
Select "What % is X of Y", enter your marks as X and total marks as Y. The percentage is calculated instantly.
How to calculate percentage increase?
Select "% Change", enter the original value as From and new value as To. The percentage increase is shown.
How to calculate discount percentage?
Select "% Change", enter original price as From and discounted price as To. The discount percentage is calculated.
Is this percentage calculator free?
Yes, completely free. No login, no account needed.