Discount Calculator
Calculate percentage discounts, sale prices, and total savings instantly. Perfect for shopping, VAT removal, and bulk purchase planning.
Calculate Your Total Savings
Enter the original price and discount percentage to instantly see your final sale price, total money saved, and per-item cost.
Price & Discount Details
Provide the item price and promotional discount
Savings Breakdown
Estimated final cost and money kept in your pocket
Common Discount Multipliers
Quick mental math multipliers to calculate common sale percentages without a calculator.
| Discount | Multiplier | Example on £100 |
|---|---|---|
| 10% Off | × 0.90 | £90.00 |
| 15% Off | × 0.85 | £85.00 |
| 20% Off | × 0.80 | £80.00 |
| 25% Off | × 0.75 | £75.00 |
| 33% Off | × 0.67 | £67.00 |
| 50% Off | × 0.50 | £50.00 |
Discount Calculation FAQ
Everything you need to know about calculating percentages, sale prices, and VAT removal.
To calculate a percentage discount, multiply the original price by the discount percentage (as a decimal), then subtract that amount from the original price. For example, 20% off £50 is £50 × 0.20 = £10 discount. The final price is £50 – £10 = £40.
Yes. To remove the standard 20% UK VAT from a gross price, you can enter the gross price and apply a 16.67% discount (which is mathematically equivalent to dividing by 1.2). Alternatively, simply divide the gross price by 1.2 manually.
Successive discounts are not additive. For example, 20% off followed by 10% off is not 30% off. You must apply the first discount to the original price, then apply the second discount to the new, reduced price. Our calculator can help you compute the first step instantly.
Yes. Simply enter the quantity of items you are purchasing. The calculator will show you the discounted price per item, as well as the total savings and final cost for the entire bulk order.