US SALES TAX
Sales tax and reverse tax calculator
Add tax or find the pre-tax amount from a final total.
TOTAL
$108.25
Pre-tax $100.00
Tax $8.25
Formula
Total = price × (1 + tax rate)
| Price | Rate | Total |
|---|---|---|
| $50 | 8.25% | $54.13 |
| $100 | 8.25% | $108.25 |
| $500 | 8.25% | $541.25 |
FAQ
Do rates vary locally?
Yes. Use the combined rate for the transaction.
Can it remove included tax?
Yes, select Remove tax.
Is it a filing tool?
No, it provides arithmetic estimates only.