=Personal FinanceTOOLKIT

Sales Tax

Calculate tax or work back from a total.

Your numbers

Enter your numbers to see the result.

How Sales Tax works

Tax = pretax amount × rate ÷ 100. Add tax for a total or divide a tax-inclusive price by one plus the rate to find the pretax amount.

A worked example

These sample values illustrate the calculation. Use your own numbers in the calculator for your result.

Example inputs
Price or total including tax
100
Tax rate (%)
6.25
Total including tax
$106.25
Tax
$6.25

Assumptions and limits

Rates, fees and contribution schedules are the assumptions you enter. This estimate does not include changes you have not entered.

Educational estimate only. This is not personalized financial, investment or tax advice.