Business
Percentage Calculator
Calculate percentages, percentage change, and percent of a number.
Calculator
$
$
%
15% of 200
$30
80 is what % of 200
40.00%
Percent change A→B
-60.00%
What is percentage?
This percentage calculator handles common percentage calculations: what is X% of Y, X is what percent of Y, and percent change between two values.
Example
15% of 200 is 30. The percent change from 80 to 100 is 25%.
Money-saving tips
- •Percent change = (new - old) / old × 100.
- •Use percentage change to compare investment performance.
- •Percent of is useful for calculating discounts and tips.
Common mistakes
- •Confusing percentage points with percent change.
Financial definitions
- Percentage
- A part per hundred, expressed with the % symbol.
Frequently asked questions
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Estimated reading time: 2 min