Reverse Sales Tax Calculator

Find the pre-tax price and tax amount from a total price that already includes tax.

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Your result will appear here

Enter values and press Calculate.

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How to use this calculator

  1. Enter the values requested in the calculator form.
  2. Press Calculate to generate the result instantly.
  3. Compare the answer with the formula and examples below.

Examples

  • 108 with 8% tax contains a pre-tax price of 100.

Frequently Asked Questions

Why is this useful?

It helps separate tax from a receipt total.

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