Please show all work. Not in excel

12. Castle View Games would like to invest in a division to develop software for a soonto-be-released video game console. To evaluate this decision, the firm first attempts to project the working capital needs for this operation. Its chienfinancial officer has developed the following estimates (in millions of dollars) (see MyFinanceLab for the data in Excel format): Assuming that Castle View currently does not have any working capital invested in this division, calculate the cash flows associated with changes in working capital for the first five years of this investment