DealMath: Free Discount & Tax Calculator
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Found a sale but not sure what you will really pay? Enter the price, discount and tax and DealMath shows the final price and your true saving instantly.
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DealMath: Discount & Tax Calculator
See the real final price — after the deal and after tax.
Enter your numbers. Results update as you type. Nothing leaves this device.
Calculator results update live below as you change any input.
$
% off
%
items
Discount / item
—
Price after discount
—
Tax / item
—
Final price / item
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Total for quantity
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Total you save
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“Total you save” compares the discounted pre-tax price with the original pre-tax price, multiplied by quantity — so tax never inflates your savings.
How to Play
- Objective: find the true final price of any deal after discount and sales tax.
- Mobile: tap each field and type your numbers — every result updates live.
- Desktop: type or tab between fields; use Copy Results to share or Reset for the sample.
- Scoring: no score — watch the final price, total for your quantity, and total you save.
- Tip: the sample ($80, 25% off, 6.25% tax) lands at $63.75 — a $20 saving before tax.
Love the game but your own tech is misbehaving? Text the Wizard at 781-507-1606 or see Unlimited Remote Support at aop3d.com.
Disclaimer: All content provided is for informational and educational purposes only.
🧙 AOP3D Tech — Rockport's Tech Wizards · Text 781-507-1606 · aop3d.com