Casio FX-991MS Calculator

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Product Details:

Weight Approx. 95 g (including battery)
Material Composition % 100% Plastic Body (with rubber keys)
Usage & Applications School, College, Engineering, Exam & Professional Use
Refilable No
Feature Non-Programmable, Dual Power (Solar + Battery), 2-Line Display
Type Scientific Calculator
Material Plastic
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Product Details
Product Description

Casio FX-991MS Calculator Price And Quantity

Display Digits 12 + 2 digits
Power Source Solar Battery and 1x LR44 Battery
Colour Grey/Black
Keypad Type Plastic and Rubber (Alpha-Numeric Soft Keypad)
Dot Matrix Display Yes
Complex Number Calculations Yes
Memory 9 variable memories
Decimal Selector Yes
Model FX-991MS
Number of Functions 401 Functions
Equation Solvers Yes (Simultaneous & Polynomial Equations)
Language English
Angle Modes Degree, Radian, Gradient
Display Lines 2 lines (Natural Textbook Display)
Statistical Functions Yes (Standard Deviation, Regression)
Auto Power Off Yes
Matrix & Vector Calculations Yes

Casio FX-991MS Calculator Product Specifications

Shape Rectangular
Type Scientific Calculator
Quantity 1 Unit
Style Handheld
Material Composition % 100% Plastic Body (with rubber keys)
Feature Non-Programmable, Dual Power (Solar + Battery), 2-Line Display
Cover Hard cover
Refilable No
Weight Approx. 95 g (including battery)
Usage & Applications School, College, Engineering, Exam & Professional Use
Size 155 x 80 x 11 mm (LxWxH)
Material Plastic
Use Mathematical and Scientific Calculations

Display Digits 12 + 2 digits
Power Source Solar Battery and 1x LR44 Battery
Colour Grey/Black
Keypad Type Plastic and Rubber (Alpha-Numeric Soft Keypad)
Dot Matrix Display Yes
Complex Number Calculations Yes
Memory 9 variable memories
Decimal Selector Yes
Model FX-991MS
Number of Functions 401 Functions
Equation Solvers Yes (Simultaneous & Polynomial Equations)
Language English
Angle Modes Degree, Radian, Gradient
Display Lines 2 lines (Natural Textbook Display)
Statistical Functions Yes (Standard Deviation, Regression)
Auto Power Off Yes
Matrix & Vector Calculations Yes

Casio FX-991MS Calculator Trade Information

Delivery Time 2 Days
Main Export Market(s) Asia
Main Domestic Market South India

Product Description

Features

Fraction calculations
Combination and permutation
Statistics (STAT-data editor, Standard deviation, Regression analysis)
9 variable memories
Comes with slide-on hard case

fx-82MS/85MS/350MS functions, in addition to:

Equation calculations
Integration/differential calculations
Base-n calculations/conversions
Complex number calculations
Matrix calculations
Vector calculations
40 scientific constants

Specifications

Non Programmable
Number of Functions : 401
10 + 2 digits10-digit mantissa + 2-digit exponential display.
Dot matrix display High-resolution screen provides beautiful looking graphs every time.
Regular percent Regular percentage calculations.

Multi-replay Quick and easy recall of previously executed formulas for editing and re-execution.
Solar & Battery Solar powered when light is sufficient, battery powered when light is insufficient.
Plastic keys Designed and engineered for easy operation.
S-V.P.A.M. (Super Visually Perfect Algebraic Method)All the features of the existing V.P.A.M. series plus a new 2-line display and a useful Replay function. All this helps to make mathematics easier to use and easier to understand than ever before.
STAT-data editor Back-step viewing and editing of input data.
Non Graphing
Matrix
Basic Statistics Standard statistics functions such as Mean, SUM, Standard Deviation, and Regression
Basic Mathematical Functions Trigonometric, Exponential logarithmic, etc.
Equation
Differentiation
Metric conversion function You can convert a number in one unit to a number in a different unit.
Complex number calculation
Base-n calculation Binary/Octal/Hexadecimal
Scientific Constants You can use constant symbols used in physics, science classes.
Vector
Integration

Advanced Functionality for Diverse Applications

With over 401 built-in functions and multiple memory slots, the Casio FX-991MS caters to a wide range of mathematical, engineering, and scientific needs. Equipped with equation solvers, matrix and vector capabilities, statistical analysis tools, and support for complex numbers, this calculator is a versatile companion for academic and professional contexts.

User-Friendly Display and Controls

The 2-line dot matrix Natural Textbook Display enables users to input and review calculations in a manner similar to printed textbooks. The ergonomic design features both plastic and rubber alpha-numeric keys, ensuring comfortable, accurate data entry. Its real decimal selector and multi-angle modes contribute to flexible usage across disciplines.

Reliable and Sustainable Power Solutions

Featuring dual power optionsthe solar cell and an LR44 batterythe Casio FX-991MS ensures extended and reliable usage. Automatic power-off preserves battery life, making it suitable for prolonged exam sessions or fieldwork. Its robust, hard cover adds a layer of protection, ensuring durability in various environments.

FAQs of Casio FX-991MS Calculator:

Q: How does the Casio FX-991MS calculator support complex mathematical and scientific calculations?

A: The FX-991MS offers 401 integrated functions, including simultaneous and polynomial equation solvers, statistical calculations, matrix and vector operations, and support for complex numbers. Its 2-line display allows users to enter and review sophisticated calculations with clarity.

Q: What is the advantage of the calculators dual power source?

A: The dual power system combines solar energy and an LR44 battery, ensuring uninterrupted operation. Solar power extends battery life, while the backup battery guarantees reliability during low-light usage, making the calculator suitable for long study sessions or exams.

Q: Where can the Casio FX-991MS be used most effectively?

A: This calculator is optimized for school, college, engineering, professional, and exam environments. Its broad range of functions and durable build make it ideal for classroom learning, laboratory work, field tasks, and standardized assessments.

Q: What is the process for switching between angle modes on the FX-991MS calculator?

A: Users can toggle between degree, radian, and gradient modes using dedicated keys on the keypad. This flexibility enables accurate trigonometric calculations in mathematics, physics, and engineering applications.

Q: How does the Natural Textbook Display benefit users?

A: The two-line dot matrix display presents equations and results in textbook format, making it easier for users to interpret, verify, and edit calculations. This feature enhances learning, reduces errors, and streamlines complex problem-solving.

Q: What type of keypad does the Casio FX-991MS feature, and how does it enhance usability?

A: The calculator uses a combination of plastic and rubber alpha-numeric soft keys, providing both tactile comfort and precision. The layout is specifically designed to facilitate quick and accurate data entry, useful during high-pressure exam situations.

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