Adding Calculation Rows
Open a tabular row section report in RDA.
Click the tabular section.
From the Row menu, select Create, Calculation.
On the Calculation Row Properties form, enter the name of the calculation row in the Name field on the General tab.
The name appears in the Name field on the Row List tab of the Tabular Section properties and on the Calculation Row Properties form.
In the Description field, enter a meaningful description of the calculation.
The description appears on the report in the Description column of the Tabular section, on the Row List tab of the Tabular Section properties, and in the Description field of the Calculation Row Properties form.
Set other properties that you want on other tabs, and click OK.
On the Expression Manager form, define the calculation, and click OK.
To add rows directly beneath the calculation row, click the calculation row (indicated by a black box around the row) and add another row.