I need a built an expression to do a normal sum between a current entry and the last entry made for a specific item.
exp. Sum of [Start Klometers] (Current Entry) minus [End Kilometers] (Last Entry) for a truck with specific fleet no.
I need a built an expression to do a normal sum between a current entry and the last entry made for a specific item.
exp. Sum of [Start Klometers] (Current Entry) minus [End Kilometers] (Last Entry) for a truck with specific fleet no.
What have you tried? What result?