Still having problems

[JH]

Having really big problems getting access to total the
billable hours and the unbillable hours together for
employee time cards. can someone help me.
the formula is
=[Time Cards Subform].Form!BillableHours+[Time Cards
Subform].Form![UnBillable Hours]

whats wrong with it???

 

[jmonty]

I believe you need to reference the main form prior to the
subform:
Me!Subform1.Form!ControlName
Look here on how to reference controls on Form/Subforms:

http://www.mvps.org/access/forms/frm0031.htm