Casio fx 991MS Support Question
Casio fx 991MS Support Question
Find answers below for this question about Casio fx 991MS - Scientific Display Calculator.Need a Casio fx 991MS manual? We have 1 online manual for this item!
Current Answers
Answer #1: Posted by freginold on June 11th, 2015 3:27 AM
freginold
Member since:
December 20th, 2011 Points: 23,253,885
Member since:
December 20th, 2011 Points: 23,253,885
Hello, this calculator does not come with any built-in games. You could attempt to program a game yourself, but it does not natively have any games. You can download the user guide, if you need it, here.
Related Casio fx 991MS Manual Pages
User Guide - Page 1
fx-95MS fx-100MS fx-115MS (fx-912MS) fx-570MS fx-991MS
User's Guide
kfx-912MS owners
Please be sure to read the important notice of this manual. E
http://world.casio.com/edu_e/
User Guide - Page 3
Never slide the display end of the unit into the cover.
.....1
.....2
1 Removing and Replacing the Calculator's Cover
• Before starting .....1 Holding the cover as shown in the illustration, slide the unit out of the cover. • After you are finished .....2 Holding ...
User Guide - Page 4
...before using this calculator.
Disposing of the Calculator
• Never dispose of fire and personal injury.
• The displays and illustrations (such as key markings) shown in this calculator in personal ... handy for a long time (fx-95MS/100MS/570MS). • Use only the type of small children. Batteries
• After removing the battery from the calculator, put it in a safe place...
User Guide - Page 5
... operating normally, replace the battery at least once every three years for the fx115MS/fx-570MS/fx-991MS, or at least once every two years for the fx-95MS/fx-100MS. A dead battery can cause discoloration or deformation of the calculator's case, and damage to become corrupted or lost completely. Heat can leak, causing damage to...
User Guide - Page 7
... Display Formats 10 kDecimal Point and Separator Symbols 11 k Initializing the Calculator 11
Basic Calculations 11
k Arithmetic Calculations 11 kFraction Operations 12 kPercentage Calculations 14 kDegrees, Minutes, Seconds Calculations 15 kFIX, SCI, RND 15
Memory Calculations 16
kAnswer Memory 16 kConsecutive Calculations 17 kIndependent Memory 17 k Variables 17
Scientific...
User Guide - Page 8
... and
Permutation/Combination 20 kAngle Unit Conversion 21
kCoordinate Conversion (Pol (x, y), Rec (r 21
kEngineering Notation Calculations 22
Equation Calculations 22
kQuadratic and Cubic Equations 22 kSimultaneous Equations 24
Statistical Calculations 26
Standard Deviation 26 Regression Calculations 28
Technical Information 32
kWhen you have a problem 32 kError Messages 32 kOrder of...
User Guide - Page 9
... at the same time.
• The upper line shows the calculation formula. • The lower line shows the result. Two-line Display
The two-line display makes it possible to the "User's Guide 2 (Additional Functions)" for the fx-95MS only. k Modes
Before starting a calculation, you must first enter the correct mode as indicated in the...
User Guide - Page 10
... "Answer Memory" for example, takes up each section. • Pressing the F key more information about using the g key.
8 Setup screens are actually used for a single calculation. Calculation Mode: Angle Unit: Exponential Display Format: Fraction Display Format: Decimal Point Character:
COMP Deg Norm 1 ab/c Dot
• Mode indicators appear in the main title of the...
User Guide - Page 11
... to the editing screen.
• Pressing the e or r key immediately after you finish a calculation displays the editing screen for that calculation.
• Pressing t does not clear replay memory, so you can recall the last calculation even after an error occurs displays the calculation with the cursor positioned at the current cursor position.
• Press A K to change...
User Guide - Page 13
sin -1.23 → S R D 1.23 T
11
fx-95MS:
1 r
Other Models: 1 r r
• Press the number key (1 or 2) that corresponds to
the setting you want to use the display setup (Disp) screen to specify the symbols you reach the setup screen shown below. A B 3(All) =
Basic Calculations COMP
k Arithmetic Calculations Use the F key to enter the COMP Mode when...
User Guide - Page 15
Disp
1
• Display the selection screen.
fx-95MS:
1
Other Models: 1 r
• Press the number key (1 or 2) that corresponds to
the setting you want to use the display setup (Disp) screen to specify the display format when a fraction calculation result is greater than one.
• To change the fraction display format, press the q key a number of times until...
User Guide - Page 20
...A B 1(Mcl) =
• Example: 193.2 Ö 23 ҃ 8.4
193.2 Ö 28 ҃ 6.9 193.2 A j 1 \ 23 = p 1 \ 28 =
Scientific Function Calculations
COMP
Use the F key to enter the COMP Mode when you want to appear on the display before starting the next calculation.
• π = 3.14159265359
k Trigonometric/Inverse Trigonometric Functions
• To change the default angle unit (degrees...
User Guide - Page 22
... 10: To determine how many different 4-member groups can be produced using the numbers 1 through 7
• Numbers cannot be organized in a group of fx-570MS/fx-991MS.
• Example 6: 1 ҃ 12
1 3
ȕ
1 4
R 3 a , 4 a T a =
• Example 7: 8! ҃ 40320
8 A f =
• Example 8: To generate a random number between
0.000 and 0.999
A M =
0.66400
(The above value...
User Guide - Page 23
... convert rectangular coordinates (1, 3) to polar coordinates (r,) (Rad)
r ҃ 2
f* 1 P L 3 T =
* A f in the case of .
21 * A n in the case of fx-100MS/fx-115MS/fx-570MS/
fx-991MS.
θ ҃ 1.047197551
0 o
• Press 0 n to display the value of r, or 0 o to display the value of fx-100MS/fx-115MS/fx-570MS/ fx-991MS.
k Angle Unit Conversion • Press A v to...
User Guide - Page 24
... Mode and pressing r displays the initial quadratic/cubic equation screen. Coefficient name
a?
Deg r ee?
2 3
Use this screen to
0.
Use the F key to enter the EQN Mode when you solve equations up to three degrees and simultaneous linear equations with up to three unknowns. view other elements. k Engineering Notation Calculations
• Example 1: To...
User Guide - Page 28
...)
55 S n= SD
1. S
• Input data is indicated on the display (n value).
54 S 51 S 55 S 53 S S 54 S 52 S
Sample Standard Deviation (σnҀ1) = 1.407885953
A X 3 =
26
SD F 2 (fx-95MS) F F 1 (Other Models)
• Always start data input with A B 1(Scl) = to that point is used to perform statistical calculations using standard deviation. To recall this key operation...
User Guide - Page 30
... exit data input without saving it in the SD Mode or REG Mode, you just input. Press 2 to perform statistical calculations using regression.
REG F 3 (fx-95MS) F F 2 (Other Models)
• Entering the REG Mode displays screens like the ones shown below. L i n Log Ex p
1 23
re
Pw r I nv Quad
1 23
• Press the number key...
User Guide - Page 37
... power or root operations.
The numeric stack has 10 levels and the command stack has 24 levels.
* fx-100MS/fx-115MS/fx-570MS/fx-991MS only. ** fx-570MS/fx-991MS only. • Operations of the same precedence are performed first. • When a calculation contains an argument that the capacity of the matrix stack. Example: ( -2)4 = 16
-24 = -16
k Stacks
This...
User Guide - Page 40
... ±1 at the 10th digit. (In the case of exponential display, calculation error is ±1 at the last significant digit.) Errors are cumulative and may become dim. Power Supply (fx-95MS only)
Users of other models should refer to become large. (This is also true of internal consecutive calculations that battery power is low.
User Guide - Page 41
...Calculator power automatically turns off . Specifications (fx-95MS only)
Users of other models should refer to the description of flashing cursor.
Approximately 2 years when left with power turned off if you do not perform any operation for fx-912MS owners The names fx... hours continuous display of fx-115MS.
39 When this happens, press 5 to 104°F)
Important notice for about six ...
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