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To create an expression, users need to drag or double-click on any of the available fields, variables
in the below area
Afterward, select a field in the form and hit the equal sign (=) on your keyboard to start creating a formula. So then, users can either:
Hit @ to show a menu listing the field
Or manually type the formula in the fields (see the below example)
To further add a formula in every row, please click on the Stop Editing button
, each time a line has been completed and to be able to start editing the next one
Once the Full Retail Price formula is ready, just click on the Save button
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