VAT calculator UK: add or remove VAT
Add VAT to a net price or remove VAT from a gross price. Calculate the VAT amount with editable UK rates and see the net and gross price breakdown.
Enter your figures
Price including VAT
Inputs changed. Select Calculate result to update your estimate.
Choose the rate that applies to your goods or services. UK standard, reduced and zero rates are 20%, 5% and 0%. Zero-rated and VAT-exempt supplies are different. Rates checked 16 October 2026.
How the vat calculator uk: add or remove vat works
Add VAT: net × (1 + rate ÷ 100). Remove VAT: gross ÷ (1 + rate ÷ 100). VAT is gross minus net.
Data basis: mathematical formula using your inputs. Example prices and rates are illustrative, not current market quotes.
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Worked example: vat calculator
This illustration uses the calculator’s example inputs. It is not a quote or a recommended financial decision.
- Price (£)
- 100
- VAT rate (%)
- 20
Price including VAT: £120.00
Add VAT: net × (1 + rate ÷ 100). Remove VAT: gross ÷ (1 + rate ÷ 100). VAT is gross minus net.
VAT calculator: questions answered
How do I remove 20% VAT from a price?
Divide the VAT-inclusive price by 1.2. Subtracting 20% from the gross price gives the wrong net price because VAT is calculated as a percentage of the net amount.
Using your result
Example inputs are a starting point. Replace them with your figures and select Calculate result. Results are rounded for display; calculations use unrounded values.
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