Tax-Included / Tax-Excluded Calculator
Calculate tax-inclusive, tax-exclusive, and tax amounts.
Tool
Common rates
Result
Enter an amount and tax rate to see the result.
What it does
- Calculate tax-included prices from tax-excluded amounts.
- Calculate tax-excluded prices from tax-included amounts.
- Choose floor, round, or ceil for fractional results.
How to use
- Choose the calculation mode, then enter an amount and tax rate.
- Use a preset tax rate when helpful, then choose the rounding method.
- Review or copy the calculated result.
Examples
- Tax excluded: 1,000 / Tax rate: 10% / Tax included: 1,100
- Tax included: 1,100 / Tax rate: 10% / Tax excluded: 1,000
Common uses
- Checking quotes or invoices
- Confirming tax-included shopping prices
- Reviewing tax amounts for expenses
Notes
- This tool provides a simple estimate. Please check the applicable tax and rounding rules for invoices or accounting use.
FAQ
- 1How do I calculate a tax-included price?
- Add the tax amount to the tax-excluded price. For example, 1,000 at 10% tax becomes 1,100.
- 2How do I calculate a tax-excluded price?
- Divide the tax-included price by 1 plus the tax rate. For example, 1,100 divided by 1.10 is 1,000.
- 3Can I choose rounding?
- Yes. You can choose floor, round, or ceil.