Percentage Calculator
Three common percentage questions, answered as you type.
About Percentage Calculator
A percentage calculator answers the common percent questions in one place: what is X% of Y, X is what percent of Y, and the percentage increase or decrease between two numbers. Enter your values and get the answer instantly in your browser.
Frequently asked questions
- How do I calculate percentage change?
- Subtract the old value from the new, divide by the old value, and multiply by 100. The tool does this automatically and shows increase or decrease.
- How do I find what percent one number is of another?
- Divide the part by the whole and multiply by 100. Enter both numbers and the calculator returns the percentage.
- What's the difference between percentage change and percentage points?
- Percentage change is relative to the starting value; percentage points are the raw difference between two percentages.
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