Casio FX991MSPLUS2 2-Line Scientific Calculator 401 Functions

Casio FX991MSPLUS2 2-Line Scientific Calculator — 401 Functions

Overview

Take on advanced mathematics with the Casio FX991MSPLUS2 2-Line Scientific Calculator. Packed with 401 built-in functions and a clear 2-line display that shows your formula and result simultaneously, this calculator handles everything from basic arithmetic to calculus, matrix operations, vector calculations, and complex numbers — making it the go-to tool for students and professionals tackling higher-level coursework and technical work. It fits any student desk, engineering workstation, or exam setting.

Key Features

• 401 Built-In Functions: Covers algebra, trigonometry, statistics, calculus (integration & differentiation), matrix, vector, and complex number calculations
• 2-Line Display: Shows input expression and calculated result simultaneously for easy review and error checking
• Natural Textbook Display: Expressions appear as written in textbooks for intuitive, accurate entry
• Solar Plus Battery Power: Solar-powered with LR44 battery backup for reliable operation in any lighting condition

Specifications

• SKU / Model: FX991MSPLUS2
• Brand: Casio
• Barcode (UPC): 889232607429
• Display: 2-line LCD
• Functions: 401 scientific functions
• Power Source: Solar with LR44 battery backup
• Weight: 190 g

Compatibility

• Approved for use on AP, PSAT/NMSQT, and many university entrance examinations
• Designed for high school, college, and university curricula including calculus, linear algebra, statistics, and engineering mathematics
• Compatible with LR44 replacement battery

Frequently Asked Questions

• Is the FX991MSPLUS2 approved for standardized tests? — The FX991MSPLUS2 is approved for AP and PSAT/NMSQT exams and many university entrance examinations. Always verify current exam board guidelines before test day.
• Does the FX991MSPLUS2 require batteries? — It is primarily solar-powered and includes an LR44 battery backup for reliable operation in low-light conditions.
• How does the FX991MSPLUS2 differ from the FX300MSPLUS2? — The FX991MSPLUS2 offers 401 functions versus 240 on the FX300MSPLUS2, adding calculus (integration and differentiation), matrix, vector, and complex number capabilities for advanced coursework and technical applications.

Why Choose the Casio FX991MSPLUS2

The FX991MSPLUS2 is Casio's advanced step-up from the FX300MSPLUS2, offering 401 functions versus 240 — adding calculus, matrix, vector, and complex number capabilities in the same compact, solar-powered design. Whether you're a university student, engineer, or technical professional, the FX991MSPLUS2 delivers the depth and reliability you need for demanding calculations every day.