Depends upon your formulae. Post them.

--
HTH

Bob Phillips

(replace somewhere in email address with gmail if mailing direct)

"Excel Headache" <Excel wrote in message
...
I am working with fomulas that have diminishing values. I want the
dimishing
values to stop at zero (not turn negative). Problem is, I'm getting
negative
values that invalidate my data. Anyway way to "zero out" negative
numbers?