Casio FX-300ES PLUS User manual

QUICK START GUIDE

2nd EDITION

fx-300ES PLUS

www.casioeducation.com

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.

fx-300ES PLUS 2nd Edition Quick Start Guide

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:

fx-300ES PLUS 2nd Edition Quick Start Guide 3

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

fx-300ES PLUS 2nd Edition Quick Start Guide

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.

fx-300ES PLUS 2nd Edition Quick Start Guide 5

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.

fx-300ES PLUS 2nd Edition Quick Start Guide

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.

fx-300ES PLUS 2nd Edition Quick Start Guide 7

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.

fx-300ES PLUS 2nd Edition Quick Start Guide

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.

fx-300ES PLUS 2nd Edition Quick Start Guide 9

NOTES

fx-300ES PLUS 2nd Edition Quick Start Guide

NOTES

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