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- If the Prices Include VAT option is selected: The VAT amount is extracted from the item amount (A), that is,
VAT_Amount = A*VAT_Rate/(100+VAT_Rate).
- If the Prices do not Include VAT option is selected: The VAT amount is calculated based on the item amount, that is,
VAT VAT_Amount = A*VAT_Rate/100.
The Total amount is automatically calculated according to the VAT-related settings as follows:
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