About this VAT Calculator
VAT Calculator performs the arithmetic for adding a percentage tax to a net amount or extracting the tax component from an inclusive amount.
Formula or method
Add: Gross = Net×(1+rate); Remove: Net = Gross÷(1+rate).
Example
100 at 20% VAT becomes 120 gross; removing 20% VAT from 120 returns 100 net.
Common uses
- Estimate VAT-inclusive prices.
- Extract an estimated VAT amount from a gross figure.
- Compare different VAT rates.
How to use this tool
- Enter the values or text requested by the calculator.
- Choose units or options when the tool provides them.
- Select the calculation button and review the result.
- Use the formula, example and notes on this page to check whether the result fits your situation.
Important note
VAT rules, exemptions and rates vary by jurisdiction; enter the rate that applies to your situation.
Estimate only: Money-related results are mathematical estimates. They are not financial, tax, legal, credit or lending advice.
Frequently asked questions
Does SmartCheu know my local VAT rate?
No. Enter the applicable rate yourself.
Is removing 20% the same as subtracting 20%?
No. To remove VAT from a tax-inclusive amount, divide by 1 plus the tax rate.