roll up (sum or any other function)
The parent can be a sum (or any other function) of values of the children. This can be values after specific tags. For example I can sum up my expenses in a month or hours spend on subtasks , ...
2
votes
Shahryar
shared this idea
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Right now you can achieve this by exporting your list to CSV format and opening it with Excel/Numbers. It is not easy, but possible, and described in this blog post: http://checkvist.tumblr.com/post/7578054148/slightly-technical-export-a-list-to-spreadsheets-csv
After importing to the spreadsheet, you can do any math you want :)