A discount calculator helps you quickly determine the final price of items after discounts and calculate how much you’re saving. Whether you’re shopping during sales, comparing deals, or dealing with multiple stacked discounts, this calculator shows the exact price you’ll pay and your total savings. It can also factor in sales tax to give you the complete final cost.

How to Use the Discount Calculator

Two Calculation Modes:

Mode 1: Simple Discount (Default)

Calculate a single discount on an item.

Step 1: Select Simple Discount Mode Click the “Simple Discount” button (already selected by default).

Step 2: Enter Original Price Input the original price of the item before any discount.

Step 3: Select or Enter Discount Two ways to enter the discount:

• Quick Presets: Click any preset button (10%, 15%, 20%, 25%, 30%, 40%, 50%, 75%)
• Custom: Manually type any discount percentage in the discount field

Step 4: Add Sales Tax (Optional) If applicable, enter your local sales tax percentage. Leave at 0 if not applicable.

Step 5: Calculate Click “Calculate” to see:

• Final price (after discount and tax)
• Discount amount in dollars
• Price after discount (before tax)
• Total savings

Mode 2: Multiple Discounts

Calculate stacked or sequential discounts.

Step 1: Select Multiple Discounts Mode Click the “Multiple Discounts” button.

Step 2: Enter Original Price Input the original price of the item.

Step 3: Enter Discount Percentages Input 2 or 3 discount percentages:

• First Discount: Applied to original price
• Second Discount: Applied to price after first discount
• Third Discount (Optional): Applied to price after second discount

Important: Multiple discounts are applied sequentially, NOT added together. For example, 20% + 10% off does NOT equal 30% off!

Step 4: Add Sales Tax (Optional) Enter your local sales tax percentage if applicable.

Step 5: Calculate Click “Calculate” to see:

• Final price (after all discounts and tax)
• Price after each discount step
• Combined discount percentage
• Total savings

Examples:

Example 1: Simple Discount

Scenario: $120 jacket with 25% off, 8% sales tax

1. Mode: Simple Discount
2. Original Price: $120
3. Click: 25% preset button
4. Sales Tax: 8
5. Click Calculate

Result: Final price $97.20, you save $30!

Example 2: Multiple Discounts

Scenario: $200 item with “30% off + additional 20% off” sale

1. Mode: Multiple Discounts
2. Original Price: $200
3. First Discount: 30
4. Second Discount: 20
5. Click Calculate

Result: Final price $112 (44% total discount), not $100 (50%)!

Example 3: Black Friday Deal

Scenario: $500 item, 40% off, no tax

1. Mode: Simple Discount
2. Original Price: $500
3. Click: 40% preset
4. Sales Tax: 0
5. Click Calculate

Result: Final price $300, you save $200!

Clear Button: Resets all fields for a new calculation.

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