EC-5001 (650-0874) Features Faxback Doc. # 6951 The Radio Shack EC-5001 Business Financial Calculator has many features ideal for business uses. It has built-in functions that let you quickly solve interest, future value, amortization, cash flow, and many other common financial problems. Your calculator includes the following advanced features. Twelve-Digit Calculations-even though the calculator displays only ten digits. it uses twelve digits internally to perform all calculations, providing greater accuracy. Financial Functions-lets you calculate number of periods, interest rates, present value, future value, or payment amounts for mortgages, leases, loans, bonds, or savings. Current Balance-calculates the balance of a loan after a specified number of payments. Cash Flow Functions-quickly finds the net present value and internal rate of return for cash flow problems. Statistical Functions-lets you calculate one-and two-variable statistics problems. Retail Functions-easily finds the desired cost, selling prices, gross profit margin, or markup for products. Fast-Entry Keys-lets you quickly enter monthly interest or payment amounts. Error Correction-has a backspace key to let you correct miskeyed numbers. Multifunction Memory-lets you easily store important subtotals.