How discount calculation works
Discount amount = price × rate; payable = price − discount. A second discount usually applies to the reduced price, not the original.
Everyday Math
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See what you pay after a discount.
Discount = price × percent / 100. Final = price − discount.
1,000 with 25% off → 750.
Calculate sale prices and savings from list price and discount rates, including stacked promotions. Checkout rules may differ.
Discount amount = price × rate; payable = price − discount. A second discount usually applies to the reduced price, not the original.
Adding two percentage discounts into one rate overstates savings. Always check unit prices and shipping.
Sources: Consumer information rules · Basic mathematics
It applies a rate to the price; use the VAT calculator for tax.