How to Calculate a Discount and the Final Sale Price
"30% off" is easy; "extra 20% off sale price" and "buy one, get one 50% off" are where people get tripped up. The formulas for every kind of discount, with examples.
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"30% off" is easy; "extra 20% off sale price" and "buy one, get one 50% off" are where people get tripped up. The formulas for every kind of discount, with examples.