How to SUM duration in Google Sheets?

Question

Time started time end      Duration
6:02:53 PM   6:11:07 PM    0:08:13
6:11:22 PM   6:20:33 PM    0:09:11
6:20:48 PM   6:32:21 PM    0:11:34
6:32:44 PM   6:39:04 PM    0:06:20
6:39:28 PM   7:00:41 PM    0:21:13
7:01:00 PM   7:09:16 PM    0:08:16
7:09:40 PM   7:16:03 PM    0:06:23
7:16:03 PM   7:24:21 PM    0:08:17
7:24:45 PM   7:30:57 PM    0:06:12
7:31:27 PM   7:37:21 PM    0:05:54
7:37:21 PM   7:44:06 PM    0:06:45

I want sum of all duration entries in x hours x minutes x seconds like i have more then 1000 rows of duration when i try to use =SUM(C2:C100) I am not getting sum of total duration after sum of 24:00:00 24 hours it starts from 00:00:00

for example sum of total duration gets 24:00:00 between range of c1:c8 it will start from 00:00:00 from c9: next range kindly assist me how to overcome this issue

Answer 1

try:

=ARRAYFORMULA(TEXT(SUM(IFERROR(TIMEVALUE(C:C))), "[h]:mm:ss"))

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