The cost sheet is a budget of all trip expenses including; transportation costs, lodging costs, meal cost per day, entertainment and activity costs and miscellaneous costs. 

Format these costs in appropriate sections on a spreadsheet.  Include formulas to figure section cost and total cost.  Print two copies, one with formulas, and one without formulas, Center and format the cost sheet appropriately. 

Below is an example of what your spreadsheet might look like: