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Percentage Calculator
Calculate percentages instantly. Find X% of Y, percentage change between two numbers, or what percentage one number is of another.
How to Use
1Select your calculation mode
2Enter the two numbers
3View the result instantly
Frequently Asked Questions
What calculations does this support?
Three modes: 'What is X% of Y', 'Percentage change from A to B', and 'A is what % of B'.
Can it handle negative percentages?
Yes — percentage change correctly shows negative values when the new number is smaller.