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Tax & checkout
Sales Tax Calculator
Add sales tax to a net price or reverse-calculate the pre-tax price from a tax-inclusive total.
Enter your values
Result
Detailed breakdown
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Your result will appear here
Complete the fields and select Calculate to see a detailed answer.
Formula
How it is calculated
Add: Total = Price × (1 + Rate) · Remove: Price = Total ÷ (1 + Rate)
Frequently asked questions
What is sales tax?
Sales tax is a percentage added to the taxable selling price of goods or services.
How do I remove tax from a total?
Select “Amount includes tax”; the calculator divides the total by one plus the tax rate.
Is this the same as GST?
The arithmetic is similar, but GST rules, components, exemptions, and filing requirements can differ. Use the dedicated GST calculator for Indian GST.