To open this program, press <Alt U> ("Utilities"), arrow down to Adding Machine, and press <Enter>, or simply enter <POPADD> in the "Enter Program Name" field and press <Enter>.

Adding Machine

To add, enter an amount and press <Enter>.  To subtract, enter a minus (-) with an amount and press <Enter>.  The "Total" will be displayed after each entry.

To clear the screen and begin again, select Clear.  The adding machine can be used without interfering with a transaction.

Press <Esc> or select Exit to exit the program.