Casio FX-991ARX Standard Scientific Calculators

User’s Guide - Page 7

For FX-991ARX. Also, The document are for others Casio models: FX-570ARX

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FX-991ARX photo
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Input: Linear*
2
; Output: Decimal or fraction
(LineI/LineO)
Input: Linear*
2
; Output: Converted to
decimal value
(LineI/DecimalO)
*1 Decimal output is applied when these formats cannot be output for
some reason.
*2 All calculations, including fractions and functions are input in a single
line. Same output format as that for models without Natural Textbook
Display (S-V.P.A.M. models, etc.)
Input/Output Format Display Examples
MathI/MathO
MathI/DecimalO
LineI/LineO
LineI/DecimalO
Note: The initial default input/output format setting is MathI/MathO.
Configuring the Calculator Setup
To change the calculator setup
1. Press (SETUP) to display the setup menu.
2. Use and to scroll the setup menu, and then input the number
displayed to the right
*1
or left
*2
of the item whose setting you want to
change.
*1 Language: Arabic *2 Language: English
Items and Available Setting Options
” indicates the initial default setting.
Input/Output
MathI/MathO
;
MathI/DecimalO;
LineI/LineO;
LineI/DecimalO Specifies the format to be used by the calculator for
formula input and calculation result output.
Angle Unit
Degree
;
Radian;
Gradian Specifies degree,
radian or gradian as the angle unit for value input and calculation result
display.
Number Format Specifies the number of digits for display of a calculation
result.
Fix: The value you specify (from 0 to 9) controls the number of decimal
places for displayed calculation results. Calculation results are rounded off
to the specified digit before being displayed.
6
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