The CASIO FX-991ES PLUS is a powerful non-programmable scientific calculator designed for students and professionals. It features a natural textbook display that shows expressions just like in textbooks, making calculations easier to read and understand.

It supports a wide range of advanced functions including algebra, trigonometry, calculus, statistics, matrices, and equation solving, making it ideal for engineering, science, and mathematics studies.

Key Features
417 built-in functions
Natural textbook display
Non-programmable scientific calculator
Dual power (solar + battery)
Fraction, matrix, and vector calculations
Equation and differential solving
Statistical analysis tools
Durable hard cover included

Technical Specifications
Product Type: Scientific Calculator
Brand: Casio
Model: FX-991ES PLUS
Display: Natural Textbook Display (Dot Matrix)
Power: Solar + Battery
Functions: 417
Memory: Multiple variable storage
Color: Black/Silver (varies by stock)

Ideal For
Secondary school students
College and university students
Engineering and science courses
Mathematics and physics work
Examinations and assignments