Percentage Calculator – Free Online Percentage Tool
[qt_percentage_calculator]
Percentage Calculator
Quick percentage calculations for everyday use. Three calculators in one — no math required.
What is X% of Y?
What is
% of
?
X is what percent of Y?
is what % of
?
Percentage Increase / Decrease
From
to
About This Tool
The Percentage Calculator is a free online tool for quick percentage calculations. Whether you're calculating discounts, tips, grades, or financial metrics — this tool gives you instant results without any math on your part.
Calculators Included
- What is X% of Y? — Find a percentage of any number (e.g., 25% of 200 = 50)
- X is what % of Y? — Find what percentage one number is of another (e.g., 50 is 25% of 200)
- Percentage Change — Calculate increase or decrease between two values (e.g., 100 → 150 = +50%)
How to Use
- Choose the calculation type that matches your need
- Enter your numbers in the input fields
- Click "Calculate" — result appears instantly