Format as mm:ss.00 and enter 10:55.88 (note the period instead of colon)

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Kind regards,

Niek Otten

Microsoft MVP - Excel

"Alfred Nobel" <Alfred wrote in message
...
I would like to write 10:50:88 so that Excel understands that I mean
10 minutes 50 Seconds and 88 of a second: mm:ss + what? Do you know how to
format?