Thanks - not homework - shoulda seen this one myself.

"Bernard Liengme" wrote:

Is this homework? Try this
=MOD(H3-1,12)+1
and think why it works
best wishes
--
Bernard V Liengme
www.stfx.ca/people/bliengme
remove caps from email

"Brad" wrote in message
...
I'm doing a date calculation where by 1 is January 1900, 2 is February
1900,
... 1281 is September 2006. I want to extract the month from the number.
The following works - but is there a better way (where I don't have to use
an
IF)?

=IF(MOD(H3,12)<0,MOD(H3,12),12)