custom column stored values etc

[elofan0]

Hi anyone tell me how to subtract one custom column from another using stored values etc that the criteria isnt in the drop down menus thanks

[Anbell]

Hi anyone tell me how to subtract one custom column from another using stored values etc that the criteria isnt in the drop down menus thanks

You dont subtract one column from another, you subtract the underlying SVs and then use that new SV in your column

[elofan0]

Thanks for the reply tried that many times but no joy