Sales Tax Calculator
Add tax to a price, or take it out of a total that already includes tax.
Calculate sales tax
Calculated instantly in your browser.
Result—
Enter the values above.
Price before tax—
Tax—
Price with tax—
How to use it
- Choose whether to add or remove tax.
- Enter the amount and the tax rate.
- Read the net price, tax amount and total.
Examples
100at20%tax → tax20.00, total120.00.120including20%tax → price before tax100.00.
Removing tax divides by (1 + rate), not subtracts the rate: 20% of 120 is 24, but the real tax inside 120 is 20. Amounts are rounded to the cent.