👤 By Why Calculator Team ✔ Reviewed by Matt Le (Founder of Why Calculator) 📅 Last Updated April 13, 2026
Discount Price Calculator
Disclaimer: While we strive to ensure the accuracy of our calculator tools, we cannot be held responsible for any damages or financial losses resulting from their use.
This Discount Price Calculator helps you quickly determine the final price of a product after applying a discount. Whether you’re a seller looking to analyze profit margins or a buyer checking savings, this tool makes calculations effortless. Simply enter the original purchase price, optional sale price, and discount percentage to see the adjusted price instantly.
If you provide the sale price, the tool also calculates whether you’ll earn a profit or incur a loss after the discount. This calculator is ideal for both personal and business use.
How to Calculate Discount Price
A discount price is the reduced price of a product after applying a discount percentage. Businesses offer discounts to attract customers or promote sales. Understanding how to calculate the discount price helps both sellers and buyers make informed financial decisions.
1. Basic Discount Formula
The discounted price can be calculated using the formula:
Discount Amount = (Discount Percentage / 100) × Original Price
Discounted Price = Original Price − Discount Amount
Example 1:
Scenario: You want to buy a laptop that costs $1000, and there is a 20% discount on it.
Step 1: Calculate the discount amount
Discount Amount = (20/100) × 1000 = 200
Step 2: Calculate the discounted price
Discounted Price = 1000 − 200 = 800
So, the final price after the 20% discount is $800.
2. Discount with Sale Price
If you are a seller, you might first set a sale price before applying the discount. The profit or loss after the discount can be determined using the following:
Profit/Loss = Discounted Price − Original Purchase Price
Example 2: Profit or Loss After Discount
Scenario: You purchased a product for $90 and planned to sell it for $130. However, you decide to offer a 25% discount on the sale price.

Step 1: Calculate the discount amount
Discount Amount = (25/100) × 130 = 32.5
Step 2: Calculate the final sale price after discount
Discounted Price = 130 − 32.5 = 97.5
Step 3: Calculate profit or loss
Profit/Loss = 97.5 − 90 = 7.5
Since $97.50 is higher than your original purchase price of $90, you make a profit of $7.50 per item.
| Original Price | Discount (%) | Discounted Price |
|---|---|---|
| $50 | 10% | $45.00 |
| $75 | 15% | $63.75 |
| $100 | 20% | $80.00 |
| $150 | 25% | $112.50 |
| $200 | 30% | $140.00 |
| $250 | 35% | $162.50 |
| $300 | 40% | $180.00 |
| $350 | 45% | $192.50 |
| $400 | 50% | $200.00 |
| $500 | 55% | $225.00 |
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