Report Sum and Not right Total amount

Here Code:
[Detailed Sales Product :10, 12, 10, 5, 10, 10, 8, 10]

{REPORT ORDER DETAILS:O.ItemGroup,O.MenuItemName,O.OrderTagList,O.PortionName,O.Price,O.Quantity.Sum.desc,O.Tax,O.ExactTotal}

Hello Guy There is my Problem
Something very big wrong in Total That give wrong Amount.
I know how to add Row but i dont how to call row product that i want to do .

There is tax is not include in total price i want to add also in code i don’t know how to add Tax inside total price

PLease Help