59Copyright © 2005 Nokia. All rights reserved.To access the calculator, press Menu, and select Organiser and Calculator.Making calculationsThe keys - insert a digit. inserts a decimal point. To delete thelast digit, press Clear. To change the sign, press Options and select Change sign.Press once for “+”, twice for “-”, three times for “*”or four times for “/”. To getthe result, press Options and select Equals. To clear the display for a newcalculation, press and hold Clear.Making a currency conversionTo save the exchange rate: Press Options, and select Exchange rate. Select Foreignunit in domestic units or Domestic unit in foreign units, and key in the value (pressfor a decimal point).To make the conversion: key in the currency amount to be converted, pressOptions, and select In domestic or In foreign.Countdown timerYou can set the alarm to sound after a period of lapsed time.Press Menu, and select Organiser and Countdown timer. Key in the alarm time andif desired a note. When the timer is running, is shown in standby mode. Tochange the countdown time, select Change time, or to stop the timer, select Stoptimer.When the alarm time is reached, the phone sounds a tone and flashes the relatedtext. Press any key to stop the alarm.