Percentage Calculator
One premium tool for students, businesses & everyone. Calculate marks %, profit %, change, difference and more — instantly.
Student Marks Percentage
Find your exam percentage and grade from marks obtained out of total marks.
Business Profit Percentage
Enter cost price and selling price to see profit/loss amount and profit margin %.
Basic Percentage
Calculate what a specific percentage of a number is.
Percentage Of
Find what percentage one value is of another.
Percentage Change
Calculate the percentage increase or decrease between two values.
Percentage Difference
Calculate the percentage difference between two values relative to their average.
Enter your values above and hit Calculate to see your result.
To find 10% of any number, just move the decimal one place left. Double it for 20%.
Lightning Fast
Instant, real-time calculations with smooth, polished animations.
100% Accurate
Precision formulas deliver mathematically correct results every time.
Fully Responsive
Beautiful on mobile, tablet and desktop with touch-friendly controls.
Privacy First
Everything runs in your browser. No data is ever sent anywhere.