No, the format is irrelevant, the calculations will use the underlying
values.

--

HTH

Bob Phillips

(replace xxxx in the email address with gmail if mailing direct)

"changetires"
wrote in message
...

I am substracting dates and times in 2 cells then using the sums to
calculate percentages of loss and or gain. Do all my formula cells
need to be in the same date and time format?

ED


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changetires
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