20% VAT on £20 is £4, making the total £24 including VAT. Use this simple calculator to work out VAT on any amount in seconds
How to calculate VAT on £20
To calculate VAT on £20, multiply the amount by 0.2 to get £4 VAT. Then add it to the original price to get £24 including VAT.
Example:
£20 + £4 VAT = £24 total
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You can also use our VAT calculator to calculate VAT on any amount or our reverse VAT calculator to remove VAT from a price.
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Disclaimer
This guide is for general information only. While every effort is made to ensure accuracy, we are an independent resource and not affiliated with HMRC. VAT rules can change, and their application may vary depending on your circumstances. You should consult a qualified accountant or tax professional for specific advice.