Enter a number and the arithmetic operation to be performed, enter the
second number, then touch ―=‖ to display the result. Touch 
to
delete digits one by one, touch and hold 
to delete all at one time. You can clear the calculator's history by touching the character C on the panels.
When some numbers or operations have been entered, touch and hold the entering bar to open a menu offering these further operations:
| Cut | To cut selected text | |
| Copy | To copy selected text |
| Paste (1) | To paste what you have previously copied to the |
|
| entering bar |
（1）Option will not appear unless copy or cut operation has been made.
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