To clear the entered number or operand, press
key [Erase]. To calculate the result, press
key [Result] or press
key [=].
3.If you wish to start a new calculation, press 
key [Reset]. 4.If you close the calculator function, press
key [Back].
Note: For a limited degree of accuracy, this function should only be used for reference.
3.6.4 Tip calculator
This function allows you to quickly calculator the tip along with bill amount as well as an option to split the total bill.
3.6.5 World clock
User can view the timing of different cities in the world.
Jakarta Time is save as default. Press up and down navigation key for viewing the timings of other cities.
3.6.6 Stop watch
After entering the stopwatch main interface, the phone displays the starting time 00:00:0, press 
key [Start] to start timing. Here press
key [Pause] to pause timing, press
key [Resume] again to continue timing, and that press
key [Reset] to return to the stopwatch main interface.
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