does 200401 mean the first week of 2004.

is 200401 stored as a string? If it is stored as a number

=A1+3

200401 + 2 = 200403

--
Regards,
Tom Ogilvy

"Amil" wrote in message
...
i have two columns: week, newweek and an integer variable: weekoffset.
this
is how the data looks like given a weekoffset value = 2

week newweek
200401 200403 ' < what is the formula for newweek?
200402 200405
200403 0
200405 0