In this example a new virtual calculated column, [Sales Line Total] will be created based on two existing numeric attributes, [Quantity] and [Price].
Open the Dimension Table and select the Model Attribute required.
Add further Model Attributes, operators, functions etc. to complete your calculation logic
Complete the Settings Panel to reflect the properties required
Click on the Preview button to inspect the calculated column results. The calculation appears correct.
To save the new Calculated Column into the Model, click on the Apply button.
The new Calculated Column will appear in the list of columns for the table concerned. It can be configured using the same tools as any other column in the table.