UK VAT Calculator

Add VAT to a net price or work out the VAT inside a VAT-inclusive total.

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📘 Read the full guide: How to Calculate VAT — Adding and Removing VAT the Right Way →

How to use the UK VAT Calculator

Enter the amount.
Pick the VAT rate.
Choose whether to add VAT to a net price or remove it from a VAT-inclusive price.

Formula used

Add VAT: VAT = Net × rate, Gross = Net × (1 + rate)

Remove VAT: Net = Gross ÷ (1 + rate), VAT = Gross − Net

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UK VAT Calculator — FAQs

How do I remove 20% VAT from a price?▾

Divide by 1.2. For example £240 ÷ 1.2 = £200 net and £40 VAT. Subtracting 20% of £240 (£48) is wrong.

What is the VAT registration threshold in the UK?▾

£90,000 of taxable turnover in a rolling 12 months. Below that, registration is voluntary.

What is the VAT fraction?▾

For 20% VAT the fraction is 1/6 — the VAT inside any VAT-inclusive price is one sixth of it. For 5% VAT it is 1/21.

When is VAT charged at 5% in the UK?▾

On items such as domestic fuel and power, children's car seats and some energy-saving materials. Most food, books and children's clothing are zero-rated.

How to use the UK VAT Calculator

Formula used

UK VAT Calculator — FAQs

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