[ibr-co-10]-Sum of Invoice line net amount (ibt-106) = Σ Invoice line net amount (ibt-131).
ibr-co-10
cac:LegalMonetaryTotal
(xs:decimal(cbc:LineExtensionAmount) = (round(sum(//(cac:InvoiceLine|cac:CreditNoteLine)/xs:decimal(cbc:LineExtensionAmount)) * 10 * 10) div 100))