Casio FA-123 Instrukcja Użytkownika Pobierz pdf (Strona 1)

To display the Main Menu screen of this calculator while in any mode,

press . If the Main Menu screen is not immediately displayed, press

or . There are nine modes that can be accessed

from the Main Menu screen. To access a mode, use the arrow key to

highlight the icon you want, and press to display the first screen of

the mode you selected. You can also enter a mode without highlighting an

icon in the Main Menu by inputting the number marked in the lower-right

corner of the icon.

Many of the operations performed by this calculator can be executed by

pressing function keys through . Pressing sometimes shows more

options. The operation assigned to each function key changes according to

the mode. Function menus are at the bottom of the display in each mode.

This calculator has nine different modes or work areas, depending on the

type of operation you want to perform. When you first turn on your

calculator, you see the Main Menu, which is a screen containing icons for

the nine different modes. Pressing also displays the Main Menu.

You choose an icon from the Main Menu either by pressing its number

or by using the arrow keys to highlight its icon and pressing . Arithmetic

calculations including calculations using fractions are performed in

RUN mode.

Note 0A • Fractions

This calculator has two special keys to facilitate work with fractions. From

the Main Menu, select

RUN and press . To ensure that the calculator has

the correct settings, press

[SET UP] to display the setup screen. Make

sure that

Simplify is set to Auto and that Frac is set to a

b/c. The Frac setting is

below

Simplify. Just arrow down and the screen will scroll. (See Note 1J for

an explanation of the setup options.)

a. is used to enter a number as a fraction or as a mixed number.

A mixed number contains two ° symbols. The first ° separates the

whole number and the fraction, and the second ° separates the

numerator and denominator. To enter



, press . To enter



, press . Fractions are automatically displayed in

reduced form. (If you don’t want fractions to be automatically

reduced, see Note 1J.)

b. converts fractions to decimal numbers, and vice versa. A

nonrepeating decimal number that has a fraction equivalent with

fewer than nine digits in the numerator and denominator combined

will convert. (If the number is a repeating decimal number, you can

use the RPT DEC program in Note 0H to find the equivalent

fraction.) To change a decimal to a fraction, enter the decimal and

press . The ° symbol separates the numerator from the

↔

EXE

↔

EXE

⁄c

EXE

⁄c

SHIFT

EXE

F4F1

EXE

/ON

MENUQUIT

(continued)

CHAPTER 0 Calculator Notes for the fx-7400G Plus

DA2_FX7400G_00.qxd 2/10/07 9:29 AM Page 1

1 2 3 4 5 6 7 8

Podsumowanie treści

Strona 1 - Note 0A • Fractions

To display the Main Menu screen of this calculator while in any mode,press . If the Main Menu screen is not immediately displayed, pressor . There ar

Strona 2 - Note 0B • Exponents

Strona 3 - Note 0D • Recursion

Strona 4 - Note 0E • The Chaos Game

Strona 5 - (File Name: CHAOS continued)

Strona 6 - Note 0G • Entering a Program

Strona 7

Strona 8

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