Reverse Discount
Divide the amount taken off by the list price. Dividing by the sale price instead inflates the number.
Your numbers
Percentage
30%
Discount
15,000
Formula
Percentage = (List price − Sale price) ÷ List price × 100
50 down to 35 is 30% off. The 42.9% you get by dividing 15 by 35 is a markup, not a discount.
What to enter
| Input | Default | Accepted range |
|---|---|---|
| List priceThe price before any discount — the "was" price on a receipt. | 50,000 | 0 and up |
| Sale priceWhat you actually hand over at the till, after the discount. | 35,000 | 0 and up |
Step by step
Quick reference table
Results when only List price changes and everything else stays put.
| List price | Percentage (%) | Discount |
|---|---|---|
| 25,000 | -40 | -10,000 |
| 37,500 | 6.7 | 2,500 |
| 50,000 | 30 | 15,000 |
| 75,000 | 53.3 | 40,000 |
| 100,000 | 65 | 65,000 |
What each result means
| Result | At default values |
|---|---|
| Percentage (%)A share expressed out of 100. | 30 |
| DiscountHow much came off the list price — what you saved. | 15,000 |
Common mistakes
50 down to 35 is 30% off. The 42.9% you get by dividing 15 by 35 is a markup, not a discount.
Glossary
- List price
- The price before any discount — the "was" price on a receipt.
- Sale price
- What you actually hand over at the till, after the discount.
- Percentage
- A share expressed out of 100.
- Discount
- How much came off the list price — what you saved.
Frequently asked questions
Q. How is Reverse Discount calculated?
Percentage = (List price − Sale price) ÷ List price × 100 — Divide the amount taken off by the list price. Dividing by the sale price instead inflates the number.
Q. Can you walk through an example?
With List price 50,000, Sale price 35,000, the answer is Percentage 30%.
Q. What do I need to enter?
Enter List price, Sale price. The result recalculates as you type, and an empty box counts as zero.
Q. How much does the answer move if I change a number?
Changing only List price moves the answer to List price 25,000 → Percentage (%) -40 and List price 100,000 → Percentage (%) 65. The table below lays out five steps.
Q. How are the numbers rounded?
Money is shown to the nearest whole unit, percentages to one decimal place and everything else to two. What you see is rounded; the calculation itself carries the unrounded value forward.
Q. Anything to watch out for?
50 down to 35 is 30% off. The 42.9% you get by dividing 15 by 35 is a markup, not a discount.
Related calculators
Tax rates and interest conventions differ by country and product — check your contract for real transactions.