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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k Initializing the Calculation Mode and Other
Performing the following procedure initializes the calculation mode
and other setup settings as shown below.
This setting: Is initialized to this:
Calculation Mode COMP
Input/Output Format MthIO
Angle Unit Deg
Display Digits Norm1
Fraction Display Format d/c
Complex Number Format a+bi
Statistical Display OFF
Decimal Point Dot
•To cancel initialization without doing anything, press A(Cancel)
instead of =.
Inputting Expressions and
k Inputting a Calculation Expression Using
Standard Format
Your calculator lets you input calculation expressions just as they
are written. Then simply press the = key to execute it. The calculator
automatically judges the calculation priority sequence for addition,
subtraction, multiplication, and division, functions, and parentheses.
Example: 2 (5 + 4) – 2 × (–3) =
Inputting a Function with Parenthesis
When you input any of the functions shown below, it is automatically
input with the open parenthesis (
) character. Next, you need to
input the argument and the closing parenthesis (
sin(, cos(, tan(, sin
(, cos
(, tan
(, sinh(, cosh(, tanh(, sinh
(, tanh
(, log(, ln(, e^(, 10^(, '(,
'(, Abs(, Pol(, Rec(,
(, d/dx(, Σ(, P(, Q(, R(, arg(, Conjg(, Not(, Neg(, det(, Trn(, Rnd(