Out of 8 Ratings

Owner's of the Casio Calculator fx-115ES gave it a score of 4.4 out of 5. Here's how the scores stacked up:
  • Reliability

    4.38 out of 5
  • Durability

    4.5 out of 5
  • Maintenance

    4.38 out of 5
  • Performance

    4.5 out of 5
  • Ease of Use

    4.0 out of 5
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• The following shows an example of how a key operation to select
an on-screen menu item is represented in this User’s Guide.
Example: 1(Setup)
Indicates the menu item that is selected by the number
key operation (1) before it. Note that this is not part
of the actual key operation you perform.
The cursor key is marked with four arrows,
indicating direction, as shown in the
illustration nearby. In this User’s Guide, cursor
key operation is indicated as f, c, d,
and e.
The displays and illustrations (such as key markings) shown in
this User’s Guide and the separate Appendix are for illustrative
purposes only, and may differ somewhat from the actual items
they represent.
• The contents of this manual are subject to change without notice.
In no event shall CASIO Computer Co., Ltd. be liable to anyone for
special, collateral, incidental, or consequential damages in
connection with or arising out of the purchase or use of this product
and items that come with it. Moreover, CASIO Computer Co., Ltd.
shall not be liable for any claim of any kind whatsoever by any
other party arising out of the use of this product and the items that
come with it.
k Using the Separate Appendix
Whenever you see the symbol Appendix in this manual, it
means you should refer to the separate Appendix.
Example numbers (like “<#021>”) in this User’s Guide refer to the
corresponding example number in the Appendix.
Specify the angle unit in accordance with the marks in the Appendix:
Deg : Specify Degree for the angle unit.
Rad : Specify Radian for the angle unit.
Initializing the Calculator
Perform the following procedure when you want to initialize the
calculator and return the calculation mode and setup to their initial
default settings. Note that this operation also clears all data currently
in calculator memory.
•For information about calculation modes and setup settings, see
“Calculation Modes and Calculator Setup”.
•For information about memory, see “Using Calculator Memory”.