Percentage Calculator
Understanding Percentages
This tool helps you solve three common types of percentage problems.
1. What is X% of Y?
$$ \text{Result} = \frac{X}{100} \times Y $$
2. X is what percent of Y?
$$ \text{Percentage} = \frac{X}{Y} \times 100 $$
3. Percentage Change from X to Y
$$ \text{Change} = \frac{Y - X}{|X|} \times 100 $$
Solve common percentage problems.
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