Add sales tax to a price or work backwards from a total, with quantity and a discount before tax.
Quick Answer
Sales Tax Calculator lets you: Add sales tax to a price or work backwards from a total, with quantity and a discount before tax. To start, choose Price → Total to add tax, or Total → Price to remove it.
Choose Price → Total to add tax, or Total → Price to remove it.
Input the price or total, plus the applicable tax rate.
See the tax amount and resulting price update live.
Subtotal
$100.00
Tax amount
$8.25
Total price
$108.25