Percentage calculator is a online or digital tool that helps you calculate the percentage of any number. For example, if you scored 80 out of 100, then your percentage calculation is 80%.
X% of Y
X is what % of Y
% Increase/Decrease
Increase by Y%
Decrease by Y%
How do you calculate a percentage?
When you are calculat the percentage using percentage calculator you have required to enter just two values.
- Total Number
- Obtained Number
Once you enter these values and press the Calculate button, the calculator automatically displays the result. This tool is useful not only for students but also for many calculations related to business, finance, taxes, discounts, and interest rates.
Percentage Formula
Percentage(%) = (Obtained Value/Total Value) × 100

Use of percentage calculator online?
Percentage calculators are used in many areas.
- Education: To convert exam marks into percentages.
- Business: To estimate sales growth or loss percentage.
- Shopping: To accurately calculate discounts and offers.
- Finance: To calculate interest rates, taxes, or profits.