DealMath privacy

Prices, tax rates, discount rates, and quantities stay in this browser tab.

More DealMath tools

Calculate sale price, savings, tax, per-item cost, and compare unit prices.

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Calculate final price after a percentage discount and tax, including savings and per-item cost.

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Compare two package prices by quantity and find the lower per-item cost.

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Worked examples for discount percentages, sales tax, quantity pricing, and unit-price comparison.

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DealMath does not require a retailer account and does not build a purchase history from calculator inputs.

DealMath

Calculate discounts, taxes, and unit prices without shopping noise.

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