Calculate Sales Tax & Total Price Instantly (US States & Global Rates)

Calculate sales tax, total price including tax, or extract pre-tax amount from any gross price instantly.

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Cost of Item

Selling Price

Profit Margin

37.5%

Healthy Margin

Gross Profit

$30.00

Markup Percentage

60.0%

Cost vs Profit Breakdown 63% Cost / 37.5% Profit

Never Make Sales Tax Calculation Errors

Collecting or remitting incorrect sales tax damages customer trust and leads to compliance penalties.

Tax Amount = Pre-Tax Amount × (Tax Rate / 100)
Reverse Tax = Total Amount - [Total Amount / (1 + Tax Rate / 100)]

Smart Automation

BiznessBook applies customizable tax rates automatically during POS checkouts and daily sales reports.

FAQ

How do I calculate reverse sales tax?

Divide the total gross price by 1 + (Tax Rate / 100) to find the price before tax.