=A2-A1 will return a positive number if A2 is larger than A1, and will
return a negative number if A1 is larger than A2. Perhaps you'd like to
clarify your question?
--
David Biddulph

"morethan" wrote in message
...
i need to create a formula that will track wieghts of people. If they gain
wieght I need it to show a positive number and if they loose weight I need
it
to show a negeative for the next 6 months. weights done monthly