Calculator 205Ca Calculator 17 Ca 17 Sprint PCSWireless Web CaCalculatorUsing the Calculator ButtonsThe calculator includes several buttons to complete themathematical calculations.The “CE” button clears the last number youentered. Use this button if you make a mistakewhile entering a number in the middle of acalculation. This button enables you to re-enter thenumber without starting the calculation over.The “C” button clears the entire calculation andenables you to begin a fresh calculation.The “Plus/Minus” button toggles the currentnumber between a negative and positive value. Ifyou want to enter a negative number, enter thenumber first and then press the +/- button.