Hi all
i am trying to calculate as below.
the calculation will be as follows in cross tab. 
Revenue                                                             100
Direct Labor                                                          50
Direct Expenses                                                    10
Total Expenses (Direct Labor+ Direct Expenses)       60
Gross Profit      (Revenue - Total Expenses)             40
%                   ( Gross Profit /Revenue)              0.4%
how do i do the calculations in the cross tab. i am having trouble calculating this. 
help on this is greatly appreciated.
Thank you in Advance
Sree