CASIO fx-991cw Non-programmable Scientific Calculator

৳ 0.00

Intuitive, approachable new design

High-definition & 4-gradation display With the 4-gradation display, the current input location is displayed in a darker color.

  • Product features

    Non Programmable
    Non Graphing
  • Product type

    Non Programmable
    Non Graphing
  • Number of digits

    10 + 2 digits
  • Liquid crystal display

    Natural textbook display
    Icon menu
    Dot matrix display
    High Resolution
    4-gradation display
  • Key characteristics

    Plastic keys
  • Key functions

    Negative Sign
    Power Off
  • Memory

    Variables: 9
    Variables List
    Answer Memory
    Function memory
    Memory Protection
    Reset Function
  • Power supply

    Solar & Battery
    Approximate battery life Main 2 years
    Auto Power Off
  • Size (D × W × H)

    162 × 77 × 10.7 mm
  • Weight

    95 g
  • Accessories

    Hard Case
Intuitive cursor operation Simple cursor-based operations and a key layout that follows the natural flow of use.
Natural Textbook Display
Intuitive, easy-to-learn icon display
List display function for thorough, speedy learning
High-speed calculation Fast calculation for smooth performance in class or during examinations.

Packed with features to encourage learning

Calculator Apps

Easily select a calculator app from the Home screen that is suitable for the type of calculation that you want to perform.
*The image is the display of fx-991CW.
Spreadsheet Useful for learning statistics, recursive formulas, and more. Handles up to 5 columns x 45 rows (maximum of 170 data items).
Math Box The following functions to support math learning: Dice Roll and Coin Toss for probability simulations.
*Screen images might differ from the final product.
General calculations
Statistical and regression calculations
Generates a number table based on one or two functions
Simultaneous equations, higher-order equations, and Solver (function to find the value of any variable contained in an input equation)

Online visualization service using QR codes

Easily generate QR codes of equations input into the calculator. Graphs and other graphics can be displayed on smartphones or tablets.
1. Input data
2. Generate & scan QR code
3. Graph on smart device
4. Analyze graph

Variety of functions that are available in calculator apps to support students’ learning.


The CATALOG menu shows Store values to variables categories of commands, functions, and symbols according to the calculator app that you are currently using and the current status of the app (the displayed screen or current settings).

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