Quickly solve percentage problems including increases, decreases, comparisons, and reverse calculations.
X% of Y
X is what % of Y
% Increase / Decrease
Reverse %
Result:
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About Percentage Calculations

Percentages represent parts per hundred. They are commonly used in finance, education, statistics, shopping discounts, and growth analysis.

How This Tool Works

Select a calculation type above, enter the required values, and the tool instantly computes the result using standard mathematical formulas.

Practical Advice

When comparing values, always ensure both numbers refer to the same units. For increases and decreases, the original value is the reference point.

FAQs

Can percentages be over 100%? Yes, when a value exceeds the reference.
Are negative percentages possible? Yes, they represent decreases or losses.