Seether, Inc., is considering a change in its cash-only sales policy. The new terms of sale would be net one month. The required return is .7 percent per month. New Policy $ 840 $ 615 Current Policy Cost per unit Unit sales per month $ 840 $ 615 900 970 Calculate the NPV of the decision to switch. (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) NPV