Casio FX-300ES PLUS User manual

QUICK START GUIDE
2nd EDITION
fx-300ES PLUS
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Press Cto clear out anything typed or the entire
screen.
Press zto input a negative value or variable.
To enter a fraction, press aand enter your
numerator and denominator. The nkey toggles your
calculation results between Standard and Decimal
forms.
The wkey allows you to choose between
Computation, Statistics, or Table Mode. qw
(SETUP) allows you to make changes to the calculator
settings.
Use the Wkey to turn the calculator on, and press
qC(OFF) to power the unit down.

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MENU NAME DESCRIPTION
COMP This mode performs general calculations.
STAT This mode performs statistical and regression calculations.
TABLE This mode generates a numerical table based on one or two functions.
To calculate and solve basic expressions, press w1to enter COMP mode.
To make any changes to the calculator settings, press qw(SETUP).
The following explains the meaning of each mode on the fx-300ES Plus 2nd Edition:

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Inputting a Fraction & Converting to Decimal Form:
1. To solve , press
a7$8$+qa2$3$11=.
2. To view the solution as a decimal, press n.
Note: press nagain to see the entire decimal answer. Pressing
once more will display the fraction solution again.
To Find the Remainder of a Division Problem:
1.Tondtheremainderof7dividedby5,press
7qe5=.
Absolute Value:
1.Tondtheabsolutevalueof-4,press
ez4=.
Exponents:
1. To evaluate 34, press 3^4=.
COMP MODE

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COMP MODE
Roots:
1.Tocalculatethesquarerootof25,press
s25=.
2.Tocalculatethecuberootof64,press
q^3$64=.
Storing Variables:
To store a value for any variable, press qJfollowed
by a variable, A – F. In this example, we will store a
value of 1 for the variable A.
1. Press 1qJz.

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Enterthedatapointsandndthelinearregression
formula.
(2,5) (3,8) (7,20)
Entering Data:
1. From the initial Stat screen, press 2(A+BX) for a
linear regression.
2. Enter the x-values into the table by pressing
2=3=7=.
3. Use the arrow keys to move to the top of the y-column
and enter the y-values by pressing
5=8=20=.
STAT MODE
To start a statistical calculation, press w2to enter STAT mode and use the screen that appears
to select the type of calculation you want to perform.
Note: When you want to change the calculation type after entering STAT mode, press q1
(STAT/DIST)1(Type) to display the calculation type selection screen.

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STAT MODE
Finding a Regression:
1.Tondtheregressionequation,pressCto clear
the screen.
2. Press q1(STAT) to display the Statistics Menu.
3. Press 5(Reg)tondthecoefcientsforthelinear
regression equation.
4.Press1(A)=tondthevalueofA.
5.TondthevalueofB, repeat the process.
Press q152(B)=.
6.Thevaluesofthecorrelationcoefcient(r), the estimated value of X , and the estimated value
of Y can also be found.

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1. Enter the function (f)x = 2x + 1 by pressing
2Q)+1.
2. Press =to store that function. Another function can
be entered to compare the two functions. Press =to
move to the next screen and only have one function
entered.
3. Set a starting x-value for the table. The default value
is 1. To change the value, enter the new value and
press =. To keep the existing value, press =.
4.Next,setanendingx-valueforthetable.Thedefault
 valueis5.Tochangethevalue,enterthenewvalue
and press =. To keep the existing value, press =.
TABLE MODE
TABLE generates a number table based on one or two functions, entered as f(x) and/or g(x). Press
w3to enter TABLE mode.
Note: Be sure to input the x variable (Q)) when generating a number table. All other variables will be
handled as constants.

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TABLE MODE
5.Setastepvalueforthetable.Thedefaultvalueis1.
To change the value, enter the new value and press
=. To keep the existing value, press =.
6. Use the Eand Rarrows to scroll through the
entire table.

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NOTES

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NOTES

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NOTES

fx-300ES PLUS 2nd Edition Quick Start Guide
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