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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•For a very complex calculation or some other type of calculation
that takes a long time to execute, the display may show only the
above indicators (without any value) while it performs the calculation
Calculation Modes and
Calculator Setup
k Calculation Modes
When you want to perform this type of Select this
operation: mode:
General calculations COMP
Complex number calculations CMPLX
Statistical and regression calculations STAT
Calculations involving specific number systems
(binary, octal, decimal, hexadecimal)
Equation solution EQN
Matrix calculations MATRIX
Generation of a number table based on an
Vector calculations VECTOR
Specifying the Calculation Mode
(1)Press N to display the mode
(2)Press the number key that corresponds to the mode you want to
• To select the CMPLX Mode, for example, press 2.
k Configuring the Calculator Setup
Pressing 1N(SETUP) displays the setup menu, which you can
use to control how the calculations are executed and displayed. The
setup menu has two screens, which you can jump between using
c and f.