Enter a price and discount % to get the final price and savings instantly. Also shows a full comparison table of all common discounts on the same price.
enter price and discount
Original price
Discount (%)
Common discounts
Final Price
—
You Save
—
Discount
—
Full breakdown (click to copy)
Decision Support
Compare against the "Other discounts" table
The comparison table shows what 5% through 50% off would look like on the same price — a quick way to sanity-check whether a specific discount is actually attractive relative to typical ranges.
Check if tax applies before or after the discount
Most jurisdictions apply sales tax/GST/VAT to the discounted price, not the original price — calculate the discount first, then run the final price through your tax calculator.
Stacked discounts don't simply add
Two 20% discounts applied in sequence give a 36% total discount, not 40% — each discount applies to the already-reduced price, not the original.
➜ Next step: Need to apply tax to the discounted price? Use the GST Calculator or VAT Calculator next. For a quick percentage-of-a-number check, the Percentage Calculator covers related calculations.
How to Use the Discount Calculator
Enter original price — the full price before any discount is applied.
Enter discount percentage — the percentage being deducted (e.g. 25 for 25% off).
Read discounted price — the final price after applying the discount.
Check savings amount — see exactly how much money you save in dollar terms.
Compare multiple discounts — run the calculator for different discount percentages to find the best deal, or check if a 'buy two get one free' offer is better than a percentage discount.
🛒 Retail math trick: To calculate discount price mentally — for 20% off, multiply by 0.8. For 30% off, multiply by 0.7. For 15% off, multiply by 0.85. Memorising these shortcuts helps you evaluate deals instantly without a calculator.
Understanding Discounts and Pricing
📊 Percentage Discount
Reduces price by a fixed percentage of the original. 30% off $100 = $30 discount, $70 final price. The saving amount increases with the original price — 30% off $1,000 saves $300.
💰 Fixed Amount Discount
$20 off is better value on a $50 item (40% effective discount) than on a $200 item (10% effective discount). Always convert fixed discounts to percentages to compare their true value.
🔄 Successive Discounts
Two successive discounts are not additive. 20% off followed by 10% off ≠ 30% off. Actual combined discount: 100 → 80 → 72 = 28% total, not 30%. Retailers use successive discounts to make offers appear larger than they are.
🎯 BOGO Analysis
'Buy 2 get 1 free' = 33.3% discount per item. 'Buy 3 get 1 free' = 25% discount per item. Compare these to percentage discounts to identify the better deal.
📈 Markup vs Margin
Markup: profit as % of cost. Margin: profit as % of selling price. 50% markup = 33% margin. These are often confused in retail. A 50% margin means keeping half of every dollar of revenue — very different from 50% markup.
🧮 Reverse Discount
If you know the discounted price and discount %, find the original: Original = Discounted Price ÷ (1 − Discount%). $85 after 15% off: $85 ÷ 0.85 = $100 original price.
Smart Shopping and Business Pricing
Evaluating deals objectively
Retailers use psychological pricing to make discounts appear larger than they are. 'Was $99.99, now $79.99' uses charm pricing (ending in .99) and an artificially inflated 'was' price. Calculate the actual percentage discount and compare to alternative vendors before deciding. A 20% discount from an overpriced starting point may still be more expensive than a competitor's regular price.
Business discount strategy
For businesses offering discounts: calculate the impact on profit margin before applying. At 40% gross margin ($100 price, $60 cost, $40 profit/unit), a 10% discount drops the price to $90, cutting margin to 33.3% ($30 profit/unit) — a 25% reduction in profit per unit. You need to sell about 33% more units just to maintain the same total profit. Discounts are only worthwhile if they generate sufficient volume increase to compensate for the margin reduction.
Seasonal discount timing
Major discount events (Black Friday, end-of-season sales) offer genuine savings on some items and manufactured discounts on others. Use this calculator to verify that the 'original' price and discount percentage produce a final price that is genuinely competitive versus regular prices from other retailers.
🛒 Smart discount evaluation: 1) Is the original price genuine or inflated? 2) What is the actual percentage saving? 3) Is the discounted price lower than the same item elsewhere at regular price? 4) Is the saving worth the purchase right now, or would waiting for a better deal make sense? These four questions prevent impulse purchases driven by the appearance of a good deal.
Discount Formula
Final Price = Original Price × (1 − Discount% ÷ 100). You Save = Original Price × Discount% ÷ 100.
Worked example
$80 item, 25% off: You Save = 80 × 25 ÷ 100 = $20. Final Price = 80 − 20 = $60.
Assumption: this calculates a single discount on the listed price — if tax applies, most jurisdictions calculate it on the discounted price, not the original (see Decision Support above).
Common Mistakes
Adding two discounts together
Two 20% discounts applied in sequence give 36% off total, not 40% — each discount applies to the already-discounted price.
Applying tax before the discount
Most jurisdictions tax the post-discount price — calculating tax on the original price first will overstate what you actually owe.
Trusting an inflated "original" price
Some retailers inflate the listed "before" price to make the discount look larger — compare the final price to other retailers' regular prices, not just the percentage claimed.
Not checking the margin impact for business pricing
A discount that looks reasonable as a percentage can cut profit per unit dramatically — always check the effect on your actual margin, not just the customer-facing price.
Frequently Asked Questions
How do I calculate discount percentage?
Discount % = ((Original Price − Sale Price) ÷ Original Price) × 100. Example: item was ₹2,000, now ₹1,500. Discount % = ((2000−1500) ÷ 2000) × 100 = 25%.
How do I find the original price from a discounted price?
Original Price = Sale Price ÷ (1 − Discount%/100). Example: item costs ₹1,500 after 25% discount. Original = 1500 ÷ 0.75 = ₹2,000.
What is the best discount for sales?
Research shows 20–30% discounts drive the highest conversion without significantly damaging brand perception. Discounts above 50% can signal low quality. Psychological pricing like '₹999' or '30% off' consistently outperforms round numbers.
How do stacked discounts work?
Stacked (sequential) discounts are NOT additive. A 20% discount followed by an additional 10% off is NOT 30% total. It's: Final = Price × 0.80 × 0.90 = 72% of original = 28% total discount, not 30%.
References
🏛️ Federal Trade Commission
U.S. guidance on pricing and advertised discount claims — ftc.gov
📄 Retailer's official price history
To verify a claimed discount is genuine, check the item's actual price history rather than relying on the advertised "original" price.
Last updated: 15 July 2026 · Calculates a single listed discount — sales tax/GST/VAT and any additional stacked discounts are not included automatically.