Price discountPrice discount occurs when items are sold at a reduced cost. Find out now how you can compute the discount Terms to know: List price: Regular price of an item. Discount: A reduction made from the regular price Sale price: The reduced cost of an item Discount rate: Percent that the price is reduced. To find a sale price, use the following formulas: Sale price = List Price − Discount Discount = (List Price) × (Discount Rate) Exercise # 1: Find the sale price for an item that has a list price of 100 dollars and a discount rate of 25% Discount = 100 × 25% = 100 × 0.25 = 25 Sale price = List Price  Discount Price = 100  25 = 75 dollars. Exercise # 2: Find the sale price of an item that has a list price is 24 dollars and a discount rate of 50% Discount = 24 × 50% = 24 × 0.50 = 12 Sale Price = List Price  Discount = 24 − 12 = 12 dollars. Exercise # 3: Find the sale price of an item that has a list price is 27 dollars and a discount rate of 33.33333% Discount = 27 × 33.33333% = 27 × 0.3333333 = 8.9999999 Sale Price = List Price  Discount = 27 − 8.9999999 = 18.0000001 dollars. Store usually gives discount that are easily to do with math Some discount can be 10%, 20%, 25%, 50% or 75% 10%: Divide the list price by 10 to get the discount 20%: Divide the list price by 5 to get the discount 25%: Divide the list price by 4 to get the discount 50%: Divide the list price by 2 to get the discount 75%: Divide the list price by 4 then multiply by 3 to get the discount





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