Zcalculate.
Library Index
financial / Free Online Tool

Sales Tax Calculator.

Calculate net price, gross tax values, and purchase totals with sales tax percentages.

Input Parameters

$
%

Comments & Feedback.

Frequently asked questions.

How do I calculate sales tax?

Multiply the pre-tax price by the tax rate as a decimal. For example, $150 at 8.25% tax: $150 × 0.0825 = $12.38 tax, for a total of $162.38.

Related calculators.

Explore more tools that complement this calculator.