format the results cell as [h]:mm:ss

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HTH

Bob

(there's no email, no snail mail, but somewhere should be gmail in my addy)

"Keith" wrote in message
...
I have a column of minutes and seconds in the format mm:ss when I sum the
column it works fime unless the total goes over 24 hours. Then it resorts
back to 0 and starts over, so if the total was 28 hours the total would
show
4.

How can I stop this?