$100 net with 20% VAT
100 × 1.20 = $120 total, made up of $100 net and $20 tax.
VAT calculator
Add VAT to a net amount.
Calculation details
Change the values to update the result instantly.
How it works
Add VAT to a net amount. This free estimate is for planning purposes. Verify financial and tax decisions with a qualified professional.
How VAT is added to a price
The calculator adds tax to a net amount: total = net amount × (1 + VAT rate ÷ 100).
Finding the tax amount alone
Subtract the net amount from the total, or multiply the net amount by the rate ÷ 100 directly.
Using your own rate
Enter whatever tax rate applies to you — the calculator only performs the multiplication and does not assume a fixed rate.
Frequently asked questions
How do I add VAT to a net amount?
Multiply the net amount by (1 plus the VAT rate divided by 100).
How do I find just the tax amount?
Multiply the net amount by the VAT rate divided by 100, without adding it back to the net amount.
What does the vat calculator calculate?
Add VAT to a net amount.
Is this calculator free to use?
Yes. You can change the values and calculate as often as you need without creating an account.
How accurate is the result?
The result is an estimate based on the values you enter. Rates, fees, taxes and personal circumstances can change the final amount.