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Hazuu Tools

Discount Calculator

Calculate discounts, sale prices, and savings from percentage or fixed amount discounts.

sellDiscount Calculator
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Discount Details

Original Price
$
Discount Type
Discount Value
%
Tax Rate (Optional)
%
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Discount Summary

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Enter your original price and discount to see results
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About Discount Calculator

The Discount Calculator is a free online tool that computes the exact sale price after a percentage-off or fixed-dollar discount is applied to any original price. Enter the original price, pick the discount type, type the discount value, and the tool instantly shows the discount amount, the price after discount, and the dollar amount you save — no math required.

It goes a step further than a basic sale-price calculator by including an optional tax rate field. When you add a tax rate, the tool applies it to the discounted price (not the original), giving you the true all-in total you would actually pay at checkout. This is useful for comparing prices between retailers in different states or for product pricing decisions where local sales tax must be factored in.

Every calculation runs entirely in your browser using JavaScript. No prices, discount rates, or financial figures are uploaded, stored, or sent to any server, so you can use it freely for business pricing, salary negotiations, or any sensitive scenario. The tool is free, requires no account, and works offline once the page has loaded.

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Key Features

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Percentage and fixed-amount modes

Switch between discounting by a percentage of the original price or subtracting a flat dollar amount. Preset buttons for 10%, 15%, 20%, 25%, 30%, and 50% let you fill common retail discounts in one click.

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Tax-on-discounted-price calculation

The optional tax rate is applied to the post-discount price, matching how sales tax works at the register. You see the tax amount and the final all-in total as separate line items.

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Full savings breakdown

Results show the original price, the discount amount, the price after discount, and the savings in both dollars and percentage — so you can verify the deal at a glance without doing any arithmetic.

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Preset percentage shortcuts

One-click buttons for the six most common retail discount tiers (10%–50%) fill the discount field instantly, letting you compare scenarios without retyping.

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Client-side only, no data sent

All arithmetic happens locally in your browser. Financial figures you enter are never uploaded or logged, making the tool safe for business pricing and budget work.

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Reset in one click

The Reset button clears all fields and results immediately, so you can run a fresh calculation without manually clearing each input.

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How to Use

01

Enter Original Price

Type the original price of the item before any discount is applied.

02

Choose Discount Type

Select Percentage to discount by a percentage of the price, or Fixed Amount to subtract a specific dollar amount.

03

Set Discount Value

Enter the discount amount or pick a preset percentage (10%, 15%, 20%, 25%, 30%, 50%). Optionally add a tax rate.

04

Calculate

Click the Calculate button to see the discount amount, sale price, savings, and final price with tax if applicable.

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Example

A $120 jacket is on sale at 25% off. Adding an 8% sales tax on the discounted price gives the true checkout total.

Inputs
Original price:  $120.00
Discount type:   Percentage
Discount value:  25%
Tax rate:        8%
Results
Original price:       $120.00
Discount:             -$30.00  (25.0%)
Price after discount: $90.00
Tax amount:           +$7.20
Final price (w/ tax): $97.20
You save:             $30.00  (25.0%)
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Common Use Cases

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    Shopping and deal comparison

    Quickly find the real checkout price of a sale item — especially when a store advertises a percentage off and you need to factor in your local sales tax rate. Unlike a VAT or GST calculator, this tool is designed around retail discounts rather than tax-inclusive pricing.

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    Retail and e-commerce pricing decisions

    Merchants and shop owners use it to check the revenue impact of a proposed discount before publishing a sale. Enter the cost price, apply the planned discount, and see exactly how much margin remains — no spreadsheet needed.

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    Coupon and promo code evaluation

    When a coupon says "$15 off" instead of a percentage, switch to Fixed Amount mode to calculate the sale price and savings immediately — something a plain percentage-off calculator cannot handle.

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    Budget planning with tax-included totals

    When estimating purchase budgets across different jurisdictions, enter the tax rate alongside the discount to get the true all-in cost. This is distinct from the VAT Calculator, which works backwards from a tax-inclusive price rather than layering tax on top of a discounted price.

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    Freelance and service quoting

    Freelancers offering early-payment or bulk-booking discounts can verify the discounted project fee and communicate the exact savings to a client in seconds.

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Frequently Asked Questions

How do I calculate a percentage discount? expand_more
Enter the original price, select Percentage mode, and type the discount percentage (e.g., 20). The calculator multiplies the original price by the percentage to find the discount amount, then subtracts it to show your sale price.
What is the difference between percentage and fixed amount discount? expand_more
A percentage discount takes a proportion of the original price (e.g., 20% off $100 = $20 off). A fixed amount discount subtracts a set dollar value regardless of the price (e.g., $15 off any item). Use percentage for proportional deals and fixed amount for flat-rate coupons.
How does the tax rate work with discounts? expand_more
The optional tax rate is applied to the price after the discount. For example, if an item is $100 with a 20% discount, the discounted price is $80. A 10% tax on $80 adds $8, making the final price $88.
How is the savings amount calculated? expand_more
The savings amount equals the discount amount — the difference between the original price and the discounted price. The savings percentage shows what fraction of the original price you save.
Is my data secure when using this calculator? expand_more
Yes. All calculations happen locally in your browser using JavaScript. No prices, discounts, or financial data are sent to any server. The tool works fully offline once loaded.
How is the Discount Calculator different from the VAT or GST Calculator? expand_more
The Discount Calculator starts with a full (non-tax-inclusive) price, applies a promotional discount, then optionally adds tax on top of the discounted amount — the typical flow for retail sales. The VAT and GST calculators work with tax-inclusive prices: they extract the tax portion already embedded in a quoted price, or add tax to a net price for invoicing purposes. Use this tool for sale prices and coupons; use VAT/GST tools for statutory tax compliance.
Can I use preset percentages instead of typing the value? expand_more
Yes. When Percentage mode is active, one-click buttons for 10%, 15%, 20%, 25%, 30%, and 50% appear above the input field. Clicking a preset fills the discount field instantly, so you can compare common retail discount tiers without retyping.
What happens if I enter a fixed discount larger than the original price? expand_more
The calculator will show a negative price after discount, since it performs the arithmetic as entered. Make sure the fixed discount amount is less than the original price to get a meaningful sale price.