TI-5018 SV - Stylish desktop calculator with mark-up and grand total functionality and a SuperView display; Easy-to-read, 12-digit, SuperView display; Large keyboard with contoured keys; Backspace key makes corrections easy; Percent key to fi gure sales tax, mark ups, and discounts; Grand Total (GT) and Mark Up (MU) keys; Selectable decimal and rounding settings; Solar and battery powered to work anywhere.