The Calculate Currencies business rule is based on the dimensions and members on the data form. It converts data from the local currency to the reporting currency specified on the data form, applying the exchange rate conversions. It:
Does not calculate subtotals. To subtotal values, run the Calculate Data Form business rule (or a customized business rule that includes aggregation) after converting currencies.
Ignores #MISSING values.
Can be turned on or off by associating or disassociating it with data forms during data form design.
Is set by default to not run when saving data.