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Discount Calculator – Sale Price & Savings

Original price

Discount (%)

Extra discount (%)

Sales tax (%)

Formula

Sale price = price × (1 − d1/100) × (1 − d2/100)

FAQ

Are two discounts of 20% the same as 40% off?

No. Stacked discounts multiply: 20% then 20% is 36% off in total.

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