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Casio fx-991ex

The fx-991EX is the most advanced scientific calculator available. The fx-991EX offers a high-resolution LC display with 192×63 pixels, four times higher than previous calculators, a faster processor and double the memory.

 

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Intuitive, easy-to-learn icon display

The use of icons on the menu screen improves view ability. Selection of the desired function is quick and easy.

Natural Textbook Display

Input and display fractions, powers, logarithms, roots, and other mathematical formulas and symbols just as they appear in textbooks

List display function for thorough, speedy learning

Variables and statistical calculation results stored in memory can be displayed in lists. There’s no need to recall and confirm individual values as with previous model

Online Visualization Service Using QR Code

Generate QR codes of equations input into the calculator by a simple operation. Graphs and other graphics can be displayed on smartphone or tablet screens.

Learn how to use your Casio fx-991ex.

Grade 12 Geometry

CLASSWIZ WORKBOOK (SG) U8 VECTORS (ONLY PROBLEMS)

Grade 9 Algebra

FX-991 EX BOOKLET

Here's how you can emulate the Casio fx-991ex calculator on your computer.