https://community.graphisoft.com/t5/Collaboration-with-other/list-and-calcul/m-p/124442#M12940 That's what i do, but each time i update area, i need to redo the whole thing (export to excel, copy number to archicad in presentation..) Fri, 31 Jan 2014 22:26:31 GMT Anonymous 2014-01-31T22:26:31Z https://community.graphisoft.com/t5/Collaboration-with-other/list-and-calcul/m-p/124440#M12938 <DIV class="actalk-migrated-content"><T>Hi,<BR /> <BR /> I want to do a list of room of my project (that part is easy), with a column %<BR /> <BR /> example :<BR /> Room1 10m² 66%<BR /> Room2 5m² 33%<BR /> <BR /> Total 15m² 100%<BR /> <BR /> Actually i do the math and make a column manualy. But that take a lot of time and i want to do it automaticaly.<BR /> <BR /> Thanks for your help in advance,</T></DIV> Fri, 17 Jan 2014 00:41:05 GMT https://community.graphisoft.com/t5/Collaboration-with-other/list-and-calcul/m-p/124440#M12938 Anonymous 2014-01-17T00:41:05Z https://community.graphisoft.com/t5/Collaboration-with-other/list-and-calcul/m-p/124441#M12939 Export the appropriate data form the Interactive Schedule to Excel and apply the formula there. Fri, 31 Jan 2014 22:14:02 GMT https://community.graphisoft.com/t5/Collaboration-with-other/list-and-calcul/m-p/124441#M12939 Steve Jepson 2014-01-31T22:14:02Z https://community.graphisoft.com/t5/Collaboration-with-other/list-and-calcul/m-p/124442#M12940 That's what i do, but each time i update area, i need to redo the whole thing (export to excel, copy number to archicad in presentation..) Fri, 31 Jan 2014 22:26:31 GMT https://community.graphisoft.com/t5/Collaboration-with-other/list-and-calcul/m-p/124442#M12940 Anonymous 2014-01-31T22:26:31Z