@Colin McAlpine so for example you want to know SUM(Fieldname) for all cards in a given list where Fieldname has a number in it, and display that total in, say, the list name?
This Trellinator function would do it:
You would just need to install the functions updateListTotalForMovedCard and updateListTotalForChangedFieldValue on the board(s) where you want this function to work.
You can read more about Trellinator here:
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