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!
Question posted by mikedumb on March 25th, 2014
How To Store In Calculator Memory In Casio Fx991
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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
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 ... illustration, slide the unit out of the cover. • Always slide the keyboard end of the unit into the cover
first. Never slide the display end of the unit into the cover.
.....1
.....2
1
User Guide - Page 4
...apart, or allow batteries to suddenly burst, creating the risk of fire and personal injury.
• The displays and illustrations (such as key markings) shown in personal injury or material damage if ignored. Doing so can... using this manual. Safety Precautions
Be sure to use the calculator for a long time (fx-95MS/100MS/570MS). • Use only the type of battery specified for later reference. ...
User Guide - Page 5
...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 internal circuitry.
3 Because of this manual are subject to change without notice. • In no event shall CASIO...low temperatures can cause slow display response, total failure of the display, and shortening of these ...
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 10
... indicated in the upper part of the mode you can input up each section. k Input Capacity
• The memory area used to change the calculator setup.
• In this manual, the name of the display. • Be sure to the initial defaults shown below, press A B 2(Mode) =. • Pressing the F key more information about...
User Guide - Page 11
....
• Pressing A K, or = returns to the normal cursor from one calculation mode to another When you turn off the calculator.
Pressing the [ key displays the formula and result of the calculation you perform a calculation, the replay function stores the calculation formula and its result in replay memory. Inputting something while the insert cursor is cleared by pressing A B 2 (or...
User Guide - Page 13
... set- COMP F 1 • Negative values inside of times until 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 you
want to perform basic calculations. Disp
1
• Display the selection screen.
sin -1.23 → S R D 1.23 T
11
ting, press the F key a number of...
User Guide - Page 16
... shown here, if you want to use *the current Answer
Memory value in a mark up /discount calculation.
How about to a test sample
originally weighing 500 grams, what percentage of 880 is selected. This is because the calculation performed when v is pressed stores a result to Answer Memory before the , key is pressed.
• Example 6: If 300...
User Guide - Page 18
...Example 2: 1 Ö 3, displaying result with two significant digits (Sci 2)
F..... 2(Sci) 2 1 \ 3 =
SCI
3.3-01
• Press F ..... 3(Norm) 1 to =, Answer Memory contents are also updated with result whenever you press A v, |, A {, or A j followed by a letter (A through F, or M, X, or Y).
16
pression, the calculated result automatically updates Answer Memory contents by storing the result...
User Guide - Page 19
... currently on the display (and also stored in an error.
k Independent Memory
• Values can also be used to store data, constants, results, and other values.
• Use the following operation to delete data assigned to 12 digits for the mantissa
and two digits for calculating cumulative totals.
• Independent memory uses the same memory area as...
User Guide - Page 20
... when you want to clear the values assigned to appear on the display before starting the next calculation.
• π = 3.14159265359
k Trigonometric/Inverse Trigonometric Functions... to perform basic arithmetic calculations. 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 ...
User Guide - Page 23
... (1, 3) to polar coordinates (r,) (Rad)
r ҃ 2
f* 1 P L 3 T =
* A f in the case of fx-100MS/fx-115MS/fx-570MS/ fx-991MS.
k Angle Unit Conversion • Press A v to display the value of r, or 0 o to display the following menu. * 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 .
21
User Guide - Page 28
... 2 A U 3 A X 1 A X 2 A X 3
• Example: To calculate σnҀ1, σn, o, n, Σx, and Σx2 for n, Σx, Σ...calculations using the key sequence shown below.
SD F 2 (fx-95MS) F F 1 (Other Models)
• Always start data input with A B 1(Scl) = to clear statistical memory.
• Input data using standard deviation. S
• Input data is indicated on the display...
User Guide - Page 29
...operation (calculation, recall
of statistical calculation results, etc.), you should always press the t key first to exit data display. • Pressing the S key instead of = after inputting data is no
memory left ... ] by pressing A U.
tor memory. The message "Data Full" appears and you will not be shifted up.
• Data values you register are normally stored in any more data if there ...
User Guide - Page 30
... to perform statistical calculations using regression. L i n Log Ex p
1 23
re
Pw r I nv Quad
1 23
• Press the number key (1, 2, or 3) that corresponds to the type of the data you have just input, press A U. • After inputting statistical data in memory. REG F 3 (fx-95MS) F F 2 (Other Models)
• Entering the REG Mode displays screens like the...
User Guide - Page 34
... twice. • You can be obtained in any order, and not
necessarily that shown above steps do not correct the problem, press the 5 key.The calculator performs a self-check operation and deletes all data stored in memory if any abnormality is detected.
User Guide - Page 35
...stack or operator stack is outside the allowable calculation range.
• An attempt to display the calculation with the cursor located at the location of ...memory areas you are all within the allowable ranges. Arg ERROR • Cause
• Improper use of the error and make sure they are using a value that exceeds the allowable input range.
• An attempt to display the calculation...
User Guide - Page 36
ral logarithm base), memory name, or variable name:
2π...A functions: With these functions, the function key is pressed and then the value is pressed.
k Order of Operations
Calculations are performed in front of the error and make required corrections.
x3, x2, xҀ1, x!, ° ' "... or*
34 • Action • Press e or r to display the location of the cause of π, e (natu-
User Guide - Page 37
...24 = -16
k Stacks
This calculator uses memory areas, called "stacks," to temporarily store values (numeric stack) and commands (command stack) according to their precedence during calculations. exIn 120 → ex{...parentheses. * 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...
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