Newly released Investment-Calc Version 4.0 provides Version 3.0 plus an additional workbook for quick calculations of monthly NPV values for outstanding lease payments due on the first day of the current month. Lease NPV template includes the option to calculate NPV for two different repayment amounts for differing repayment periods with a maximum repayment period of 250 months. Using dynamic Excel tables payments due values fill the calculation grid to give quick solutions to any lease NPV.