Question
How do I calculate VAT?
To add VAT, multiply the base amount by the VAT rate and add that result to the original amount. To remove VAT, reverse the calculation from the gross amount.
Financial
Use OmniCalc's VAT calculator to add VAT, remove VAT, and compare gross and net prices quickly.
VAT calculator
Use this for invoices, pricing checks, or quick net-versus-gross comparisons without doing the tax math by hand.
Why this result matters
Practical tax calculation for invoices, pricing, and small business use. Use the tool above to enter a few clear inputs and get a practical answer you can use right away.
Formula and method
VAT calculations usually add a tax percentage to a net amount or reverse that tax from a gross amount to find the original price.
Example
This calculator helps with invoices, pricing decisions, and day-to-day business checks where tax needs to be added or removed quickly.
FAQ
Short answers to the questions people often ask before or after using the tool.
Question
To add VAT, multiply the base amount by the VAT rate and add that result to the original amount. To remove VAT, reverse the calculation from the gross amount.
Question
You divide the gross amount by one plus the VAT rate expressed as a decimal, then compare the difference.
Question
A common approach is net amount multiplied by the VAT rate, then added back to the original net amount.
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