Discount & Sale Price Calculator
Calculate the final price after a discount, including an extra coupon on top.
How stacked discounts work
When you apply a second percentage off, it applies to the already-reduced price, not the original. So 25% off followed by 10% off equals 32.5% in total, not 35%.
Spotting a real deal
Compare the final price with other stores and with the item's normal price. Some sales raise the price first and then discount it.
Worked example
Last reviewed November 2026. Formulas are standard and shown in the sections above; results are estimates.
Tips and common mistakes
- Check whether coupons can be stacked at checkout.
- Add shipping and tax to compare final prices.
- Use price history tools to confirm the 'before' price.
Frequently asked questions
Why is stacked 25% and 10% not 35%?
Because the second discount applies to a smaller price.
Does this include tax?
No. Use the sales tax calculator afterwards.
Can I enter 0 for the coupon?
Yes, to see a single discount.
Money guides for this topic
All guides →How to Save Money: 10 Practical Ways with Real Numbers
Ten proven ways to save money, each with the math showing how much you can keep every year.
Read guide →How to Make a Budget in 5 Simple Steps
A beginner-friendly guide to building a monthly budget that you can actually stick to.
Read guide →How to Fix Bad Financial Condition with Math: A 7-Step Recovery Plan
A step-by-step plan, with real numbers, to climb out of a money hole: find the gap, cut and earn, pay debt smartly and build a safety net.
Read guide →Related calculators
Tip & Bill Splitter
Calculate the tip and split the bill between any number of people. Free, no sign-up.
Open calculator →Percentage Calculator
Find a percentage of a number, what percent one number is of another, and percentage change.
Open calculator →Sales Tax & VAT Calculator
Add tax to a price, or remove it from a tax-inclusive price. Works for sales tax, VAT and GST.
Open calculator →Results are estimates and not financial advice.