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=WORKDAY(A1,80)

Note that you can add a third arguement to this function to define holidays,
if desired.

--
Best Regards,

Luke M
"Handy" wrote in message
...
How would you add weekdays to a formula? ex.

A1 = 1/1/10

If I want to add 80 WORKDAYS (excluding weekends), what formular would I
use?
=(A1+80) does't work...