Discount Stacking Calculator
Use this discount stacking calculator to calculate the final price after more than one discount. Enter original price and each discount percentage and review final price, total saving and effective discount.
Final price
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Naive sum would suggest —
Actual total discount —
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How it works
Final price = original × (1 − discount1%) × (1 − discount2%) — NOT a simple sum of the percentagesHow to use the Discount Stacking Calculator
Start by entering original price and each discount percentage. Keep the units consistent and check that each value belongs to the same question.
The result gives final price, total saving and effective discount. Successive discounts are applied to the reduced price, not added as one rate. Use it as a guide and check any instructions, rules or professional advice that apply.
Frequently Asked Questions
What does this discount stacking calculator calculate?
It gives final price, total saving and effective discount. Successive discounts are applied to the reduced price, not added as one rate.
What information should I enter?
Enter original price and each discount percentage. Use the same units throughout so the result is easier to understand.
Can I simply add the discounts?
Usually no. Apply each discount in order to get the correct final price.