Casio Graphic Calculator

QuickFind: 818961 Mfr part code: FX-991EX-S-UH
  • High resolution
  • Natural-V.P.A.M textbook display
  • 552 functions
  • 47 scientific constants
  • Permitted in UK school examinations

Product Description

Casio Graphic Calculator

Product Information


Casio Graphic Calculator FX-991EX-S-UH

The FX-991EX advanced scientific calculator features a new high-resolution LC display with 192 x 63 pixels and a resolution that is four times higher than that of the FX-ES plus series. This calculator has over 550 functions, and has 47 scientific constants. Thanks to the QR code function, calculation results can be viewed on a smartphone or tablet, increasing your flexibility when working on the move. The spreadsheet function also allows the user to perform basic spreadsheet calculations on a scientific calculator for the first time.



  • High resolution LC display with 192 x 63 pixels
  • Natural-V.P.A.M textbook display
  • Calculation results can be viewed on a smartphone or tablet
  • 552 functions
  • 47 scientific constants
  • Numeric differentiation, integration and equation solving
  • Binomial and Normal probability distributions
  • Comes with new slide-on hard case
  • Energy supply via solar cell and battery
  • Permitted in UK school examinations

Technical Specification

Casio Graphic Calculator


Product Type Scientific calculator
Power Source Solar panel, battery
Features 9 memory registers, converts numerical formulas in a QR code


Basic Addition, subtraction, multiplication, division, undo
Scientific Trigonometry, coordinate conversion, permutation, combination, fraction, complex numbers, standard deviation, matrix, power regression, differential, spreadsheet, vectors, prime factorisation, regression analysis, random integer
Graphing Solve functions


Type LCD

Battery Required

Form Factor LR54

Dimensions & Weight

Width 77 mm
Depth 11 mm
Height 165 mm
Weight 90 g

Product Reviews

Ask an Owner

Casio Graphic Calculator

Sorry, customer questions are not available for this product.

Product Discussion

Casio Graphic Calculator

Our comments box is a great way for you to view other people's feedback about products on, and add your own.

  • This tool is open to everyone.
  • You are responsible for the contents of your comments and any consequences that may arise as a result of them.
  • Comments that contain any of the following will be deleted: terms considered explicit and inappropriate; defamatory, obscene, unlawful, harmful, or offensive.

Sorry, this product is currently out of stock.

Enter your email address below if you would like to be informed when this product is back in stock.

By entering your email address here you are agreeing that you would like to be notified when this product is back in stock and you have read and agree to our privacy policy