Percentage Calculator
Calculate percentages instantly — find X% of Y, percentage change, and more. Free, no signup.
No signup. 100% private. Processed in your browser.
Instantly calculate X% of Y, percentage change, or add/subtract percentages.
Four calculation modes — no signup, no ads.
What is X% of Y?
% of
X is what % of Y?
is what % of
Percentage Change
→
Add / Subtract %
±%
How to use this tool
1
Choose a calculation mode
2
Enter your numbers
3
See instant results
Common uses
- Calculating sale discounts while shopping
- Working out tax amounts on invoices
- Comparing price changes over time
- Figuring out tip amounts at restaurants
- Calculating grade percentages for exams
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