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STORAGE

- Avoid storage in areas subjected humidity and dust. Take care never to leave 

  the calculator where it might be splashed by water. Such elements can 

  damage  internal circuitry.  
- Store out of reach of children.

- Remove battery if not in use for longer period of time.

- Store in dark place (not in direct sunlight).

PROBLEM       INPUT    

RESULT

FUNCTION DESCRIPTION 

KC-550

ON/C                 Switches calculator on. Clears complete calculation. 

M+; M-  

Memory keys 

MRC 

Memory recall / clear

EXAMPLE CALCULATIONS

CE

Clear last entry

10 digit

ON/C                 Switches calculator on. Clears complete calculation. 

M+; M-   

Memory keys 

MRC  

Memory recall / clear

CE

Clear last entry

10 digit

KC-540

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