RTX

Reverse Sales Tax Calculator

Takes the sales tax back out of a total to find the price before tax.

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Result…

$
%

The rate that was charged; we do not assume any place's tax.

 

…

How it's calculated

Price = total ÷ (1 + rate ÷ 100)
Tax = total − price

Dividing is the right way back: subtracting the rate from the total (108.25 − 8.25%) takes off too much, because the tax was worked out on the smaller pre-tax price. Useful for expense claims and checking receipts.

Your numbers, step by step

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