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Sales Tax Calculator

Free online Sales Tax calculator. Calculate exact payments, interest rates, schedules, and visual breakdowns instantly.

Sales Tax Calculator

$
Tax / VAT / GST Rate18%
Pre-Tax Price
$100.00
Tax Amount
$18.00
Total Price
$118.00
Tax Amount
$18.00

$100.00 × 18% = $18.00 → Total: $118.00

Sales Tax / VAT Calculator — Add or Extract Tax

Calculate sales tax, VAT, or GST on any amount with this easy-to-use tax calculator. Whether you need to add tax to a net price or reverse-calculate the pre-tax amount from a tax-inclusive price, this tool gives you the answer instantly with full formula transparency.

Step-by-Step Guide

  1. 1Enter the net (pre-tax) price or the gross (tax-inclusive) price.
  2. 2Enter the tax rate percentage.
  3. 3Toggle between 'Add tax' and 'Remove tax' mode.
  4. 4See the tax amount, net price, and final price breakdown.
Formula
Tax Amount = Net Price × Tax Rate% | Gross = Net + Tax | Net = Gross ÷ (1 + Tax Rate%)

Why Use Our Sales Tax Calculator?

  • Instant browser-side calculation
  • 100% private — no data stored
  • Visual charts & breakdowns
  • Free forever — no sign-up needed

Frequently Asked Questions

Related Searches
sales tax calculatorVAT calculatortax-inclusive price calculatorreverse GST calculatornet to gross tax

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