Can any body help me?
I am using ms access 2007, i have a problem regarding formula.
My form:
Table Name: Cellphone
Fields Name : "Cellphone List" "Cost" "Actual Cost" "Difference " "Percentage "

I am using a split form."Differenc e" and "Percentage " fields have formula.

Code:
Control Source of Difference "=[Actual Cost]-[Cost]"
...