Reverse Tax Calculator

Calculate pre-tax price from total amount (reverse calculation).

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Features

Reverse Calculation

Instantly finds the original price and tax amount from a total.

Simple & Fast

No mode switching needed—just enter total and rate to get results.

One-Click Copy

Easily copy the net price or tax amount for your invoices or records.

Clear Breakdown

See the Original Price, Tax Amount, and Total Paid in one view.

About Reverse Tax Calculator

The Reverse Tax Calculator is designed to solve one specific problem: finding the original price when you only know the final total. Whether you are a business owner backing out tax from a gross receipt or a freelancer calculating your net income, this tool does the math instantly. Simply enter the total amount and the tax rate, and it will separate the base price (Net) from the tax portion.

How to Use Reverse Tax Calculator

  • 1
    Enter Total Amount

    Input the final price including tax.

  • 2
    Enter Tax Rate

    Input the percentage tax rate (e.g., 13).

  • 3
    Get Results

    View the calculated Original Price and Tax Amount instantly.

Frequently Asked Questions

Net Price = Total Amount / (1 + (Tax Rate / 100)). For example, at a 10% tax, divide the total by 1.1.
If something costs $110 including 10% tax, the reverse calculation shows the item was $100 and the tax was $10.
Yes, this tool helps you verify if the tax charged on a receipt matches the legal statutory rate.
Yes, 'Reverse Tax' is the generic term for extracting VAT or GST from a gross total.
No, a discount is a reduction in price. Reverse tax is a breakdown of an existing total into its components.
Rounding differences can occur between calculators. Most tax systems round to the nearest two decimal places.