716 Additional ProgramsLearn to use the Calculator, Clock,Converter, Voice Signal, GPS data, andLandmarks.CalculatorTo use the calculator,1. In Standby mode, press [Menu] →Organiser → Calculator.2. Use the alphanumeric keys and thenavigation key to perform basicmathematical operations.3. When performing calculations, press<Options> to access the following:• Last result: insert the result fromthe last calculation• Memory: save, recall, or clear thecalculator’s temporary memory• Clear sheet: clear all calculations onthe screenClockIn the Clock application, you can adjustclock settings, set alarms, and create aworld clock.Press [ ] to insert a decimal. Press[C] to clear a result. Press [ ] toswitch functions.