Every calculator
you need, free.

No sign-up · Dark mode · Results as you type · Mobile-friendly

🛍️ Shopping
Percentage Off
Sale price calculator
Discount
Price after discount
Tip
Restaurant & service
Sales Tax
US tax calculator
💼 Finance & Business
Markup
Price your products
Profit Margin
Business profitability
Percentage
X% of Y · X is what %
% Increase / Decrease
Track any change
🎓 Student
Final Grade
What grade do I need?
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