Topic	Replies	Views	Activity
Why doesn't LibreOffice Calc support [D] in time format codes for elapsed days? English calc , feature-request , time , formatting , duration	3	214	September 1, 2025
How to calculate dates with with a custom property of type Duration English writer , date , custom-property , duration , calculation	5	955	March 4, 2023
How to add/remove a duration in seconds to a datetime field, ex: 2023-01-16 22:50 + 865secs? English calc , add , date-time , second , duration	4	3385	January 18, 2023
Summing time durations (NOT times) English calc , duration	9	5857	July 17, 2021
Calc and Hour duration format? English calc , hour , duration	9	2968	March 2, 2021
CALC: import csv/ covert text time to numeric time (duration) English calc , import , csv , text , time , duration , numeric , covert	2	2236	November 18, 2020
Summing Hours as duration not correct English calc , math , function , date , time , hour , duration	4	1651	April 24, 2020
youtube-dl output time duration addition English calc , time , duration	5	1474	December 7, 2019
Animated image timing less than 1 second fails English impress , image , windows-xp , animation , gif , libreoffice-445 , duration	2	1067	July 31, 2021
Calculate total duration of an impress presentation English impress , presentation , terminal , shell , elementaryos , libreoffice-428 , duration , bash	3	2373	July 31, 2021
Cell format date time duration English calc , cell , format , date , time , difference , duration	13	5674	July 31, 2021

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