An example might help.

--
HTH

Bob Phillips

(remove xxx from email address if mailing direct)

"KLD" wrote in message
...
I need a way to calculate time left based on how much has been spent to
date.
I have an original amount, and a period that the money has been set up to
be
spent in, so I need a way to calculate how long we have to spend it based
on
what was spent previously.