Reverse Sales Tax Calculator

Calculate the original price before sales tax from a tax-inclusive amount

$
Custom Rate:
%

Results

Original Price (Before Tax):
$0.00
Sales Tax Amount:
$0.00
Final Price (After Tax):
$0.00

This calculator helps you determine the original price when you only know the final price (including sales tax).

Formula: Original Price = Final Price Ă· (1 + Tax Rate%)

The Reverse Sales Tax Calculator computes the original price and tax amount from a tax-inclusive total. Enter the final amount and select a sales tax rate (5%, 6%, 7%, 8.25%, or custom) to instantly see the pre-tax price, tax amount, and final price. Features include preset rate buttons, a custom rate input, copy-to-clipboard functionality with visual feedback. Ideal for shoppers, businesses, or accountants managing sales tax calculations.

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Formula used for calculation:

How to Use Reverse Sales Tax Calculator

Calculate pre-tax price easily:

  • Enter Amount: Input tax-inclusive amount (e.g., $108.25).
  • Select Tax Rate: Click a preset rate (e.g., 8.25%) or enter a custom rate (e.g., 7.5%).

  • View Results:

    • Original Price (e.g., $100.00).
    • Tax Amount (e.g., $8.25).
    • Final Price (e.g., $108.25).

Why Use Reverse Sales Tax Calculator Online?

Simplify tax calculations with the Reverse Sales Tax Calculator:

  • Accurate Breakdowns: Computes original price and tax amount from tax-inclusive totals.
  • Flexible Rates: Offers preset rates (5%, 6%, 7%, 8.25%) or custom rates.
  • Ideal for Tax Management: Perfect for shoppers, businesses, or accountants calculating sales tax, ensuring clear financial breakdowns without manual math.

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