Casio Scientific Calculator FX-991CW Classwiz



ClassWiz CW Series is designed teaching and studying for today. Its brand-new approachable UI and various features encourage students’ math 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.
  • 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.
  • 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).


  • Model No.: FX-991CW
  • Product type: Non-Programmable, Non-Graphing
  • Exam Compatibility: Permitted in exams - GCSE/AS/A Level
  • Number of Digits: 10 + 2 digits
  • Power Supply: Solar & Battery (Approximate battery life Main 2 years) Auto Power Off
  • Key functions: Negative Sign, Power Off
  • Memory:
    • Variables: 9 (A,B,C.D.E.F.X.Y,M)
    • Variables List
    • Answer Memory
    • Function memory
    • Memory Protection
    • Reset Function
  • Liquid Crystal Display:
    • Natural textbook display
    • Icon menu
    • Dot matrix display
    • High Resolution
    • 4-gradation display
  • Product Dimensions: D:162 × W:77 × H:10.7 (mm)
  • Package Contents: 1 x Casio Scientific Calculator FX-991CW Classwiz