Successive Discount Calculator
Apply several discounts in order and show the effective discount instead of adding the rates.
Discounts, in the order they apply
Your result
Enter the price and at least one discount.
How to use it
- Enter the price.
- Put each percentage on its own line.
- Read the final price, the saving, and the effective rate.
Examples
- 10 then 20 off 200Price 200 and the lines 10 and 20. The prices are 180.00 then 144.00, the saving is 56.00, and the effective rate is 28.00.
- One discountPrice 100 and rate 10. The price is 90.00, the saving is 10.00, and the effective rate is 10.00.
- More than five ratesSix lines. A message asks for one to five percentages.
Tool details and privacy
Each discount is calculated on what remains after the one before it. 10 then 20 is not 30.
The effective rate is the total saving divided by the starting price.
Options
- Write only the percentage on each line, such as 10 or 10.5. Blank lines are ignored.
Limits
- Amounts use two decimal places and up to 12 digits before the decimal point. Rounding is half up.
- 1,250 is rejected. Write 1250 or 1250.50.
- The limit is five discounts. A percentage above 100 is rejected.
Privacy
The numbers are calculated in your browser and are not sent to any server.
Questions
Do 10 then 20 equal 30?
No. From 200 the price becomes 144, and the effective rate is 28, not 30.
How many discounts can I enter?
From one to five.
Is every rate taken from the original price?
No. Each rate is taken from the price that is left.
What about a blank line?
It is ignored and is not counted as a discount.