If the dates are in A1 and B1 respectively, the formula is
=DATEDIF(A1,DATE(LEFT(B1,4),1,0)+RIGHT(B1,3),"m")
--
David Biddulph

"GARY" wrote in message
...
How do I compute the number of months between a date in the mm/dd/ccyy
format (such as 03/12/2002) and a date in the Julian date format (such
as 2009341)?