About this item
- The UK’s best-selling advanced Scientific calculator.
- Especially recommended for advanced GCSE, a/as level and higher.
- This model has now been replaced with the new upgraded FX-991 packed with addtional features
- 552 Mathematical functions
- Solar powered with battery backup
Casio fx-991EX Advanced Scientific Calculator
The Casio fx-991EX is Casio’s most advanced scientific calculator with 552 mathematical functions. Approved for Key stages 3, 4 and 5, recommended for Advanced GCSE, A/AS level and Highers. Allowed in every UK exam where a calculator can be used. The large Natural Textbook Display (Natural-V.P.A.M.) shows mathematical expressions like roots and fractions as they appear in your textbooks which increases comprehension because results are easier to understand.
The UK’s best-selling Advanced Scientific calculator.
Main Features and Functions
Especially recommended for Advanced GCSE, A/AS level and Highers.
Large and clear Natural Textbook Display (Natural-V.P.A.M.), shows mathematical expressions as they appear in textbooks
552 Mathematical functions
Solar Powered with Battery backup
Slide-on protective hard cover included
Equation, Matrix, Vector, Inequality, Probability and Complex Number Calculations
QR Code function
BaseN function
Protective Case
Battery powered (LR44 x 1 supplied) 274 Functions
Auto power off
Hard slip on case included
Large Natural Textbook Display (Natural-V.P.A.M.), shows mathematical expressions as they appear in textbooks
192 x 63 LCD display,
82mm (W) x 168mm (L) x 18mm (H) (excl. cover)
Weight 90g
Why a Casio Scientific/Graphic calculator?
Casio have pioneered the development of mathematical tools for over 50 years and have always provided devices embedded with ease of use, advanced features and progressive learning functionality.
The Casio range of Scientific and Graphic calculators enhance mathematics study along with a broad range of associated subjects and assessments. The Casio educational calculator range provides a series of features and devices which will continue to develop student understanding, interpretation and fundamental knowledge of the subject area.