Easy and Intuitive operability
Intuitive and interactive operation makes it easy to use the features of
ClassWiz. By the use of icons, selection of the desired function is quick
Visual, interactive and textbook-based displays make operation easier
for teaching the use of scientific calculators, so you can concentrate on
Reading even complex equations and long expressions is made easy, thanks
to the high-resolution LCD featured in this calculator.
The body of this calculator is applied with a special surface process
which gives it its elegant texture and design.
Natural Textbook Display Models
Input and display fractions, powers, logarithms, roots, and other
mathematical formulas and symbols just as they appear in textbooks.
Interactive menu display realizes more intuitive operation.
Essential functions for learning all in one
A wide range of essential functions are effective for education and
available to support student's learning.
Simple and quick calculations
Simple key strokes and visualized formulas make calculations faster.
Fast calculation for smooth performance in class or during examinations.
QR Code Generator
You can use your smartphone to scan a QR code created by this calculator
and use it to view graphs or carry out statistical problems using the
Statistics app in the calculator.
Quality Authentic quality
Excellent quality and authentication ensure confidence and peace of mind
for use in educational settings.
Experience a sense of convenience and luxury with the look and feel of the
Extensive and advanced service using QR Code
Generate QR Codes of equations input into the calculator by a simple
operation. Graphs and other information can be displayed on smartphone or
Easy-to-understand Key Notation
Signs and symbols used in the key notation are similar to those found in
mathematics textbooks, making input quick and straightforward.
Menu-driven User Interface
With this interface, students can easily find out the required function
and execute it easily.
After you've defined two functions and created a table value of those, you
can view a graph of it by scanning the QR Code through your smart device.
FX-991EX Advanced Scientific Calculator
Recommended for Core Maths and suitable for A & AS level
Spreadsheet & table tools
Hard slip-on case included
Casio Worldwide Education Web
Display expression same as textbook
Easy menu function
Binomial and normal distribution
Numeric differentiation and integration
High resolution LCD
40 Metric conversions / 47 scientific constants
Online visualization service via QR code
Protective hard case cover
- Equation Solver
- Online visualization service via QR code
- Base-n Calculations
- 47 Scientific Constants
- 40 Metric Conversions
- 9 Variable Memories
- Basic Functions
- Trigonometric and Inverse Trigonometric Functions
- Exponential / Logarithmic
- Fraction Calculations
- Equation Calculations
- Table Function
- Matrix / Vector Calculations
- Complex Number Calculations
- Prime Factorization
- Permutation and Combination
- Statistical Calculations
Dual power source - solar with battery back up
Features: LCD Display, Calculus, Backlight
Batteries required 1 x button cell (included)
1 x Casio FX-991EX Scientific Calculator