Basic Percentage Calculator

Calculate what X% of a number is

Why Choose Our Calculator?

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Multiple Modes

Four different calculation types to cover all your percentage needs

Real-time Results

Instant calculations as you type with live preview

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Professional Design

Modern, responsive interface that works on any device

How to Use the Percentage Calculator

Basic Percentage Calculation

To calculate what percentage of a number is, simply enter the percentage and the number. For example, to find 25% of 200, enter 25 in the percentage field and 200 in the number field.

Percentage Increase

Calculate the percentage increase between two values by entering the original number and the new number. The calculator will show you the percentage by which the value has increased.

Percentage Decrease

Find out how much a value has decreased in percentage terms by entering the original value and the new smaller value.

What Percentage

Determine what percentage one number represents of another. This is useful for finding ratios and proportions in various calculations.