01
Three modes in one
Percent of a number, percent ratio and percent change in a single tool.
Enterprise Performance
Calculators
Percentage Calculator
Work out percentages, increases and decreases instantly.
100% Free ForeverClient-Side PrivacyZero Files Stored
Active Studio Session• In-Browser Processing
All-in-One Percentage Suite
Calculate a percentage
Instantly solve proportions, rate shares, percent increases & decreases, checkout discounts, and relative differences.
Result
15% of 200 is 30
Rate15%
Base200
Calculated Share30
Proportion Bar15% proportion
How it works
How to use Percentage Calculator
- Step 01
Pick a mode: X% of Y, X is what % of Y, or % change.
Instant Feedback - Step 02
Type in your two numbers.
Instant Feedback - Step 03
Read the answer instantly and copy it with one click.
Instant Feedback
Features
Why you'll love this tool
- 02
Instant answers
Results update as you type, no submit button needed.
Enterprise Performance - 03
Increase & decrease
Clearly shows whether a change is a gain or a drop.
Enterprise Performance - 04
Copy-ready results
Copy the number or the full formula for your notes.
Enterprise Performance
FAQ
Frequently asked questions
Multiply the number by the percentage and divide by 100. For example, 20% of 150 is 150 × 20 ÷ 100 = 30.
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