Percentage Calculator
Calculate what percentage a value (part) is of another value (whole). Useful for grades, analytics, budgeting, and quick comparisons.
Why use a percentage calculator?
Benefits
- Quickly convert fractions to percentages.
- Reduce mistakes when calculating proportions.
- Useful for reporting and KPI summaries.
Common use cases
- Percent of total revenue by channel.
- Exam score calculations.
- Discounts and markups (as a quick check).
Field guide
Part: The portion you’re comparing.
Whole: The total reference value (cannot be 0).
Result: $\frac{part}{whole}\times 100$.