The Casio FX-991CW Scientific Calculator ClassWiz is a powerful and reliable calculator designed for students, teachers, and professionals who need accuracy, speed, and clarity in complex calculations. It features a high-resolution Natural Textbook Display, allowing expressions and results to appear exactly as they do in textbooks, making learning and problem-solving easier and more intuitive.

Built with Casio’s modern icon-based ClassWiz interface, the calculator offers quick access to functions and smooth navigation using directional keys. Its fast processing speed ensures instant responses, which is especially important during exams and classroom work.

With support for over 540 mathematical functions, including algebra, calculus, trigonometry, statistics, matrices, vectors, and spreadsheets, the FX-991CW handles a wide range of academic and professional tasks. The dual power system (solar + battery) ensures dependable performance in both bright and low-light environments.

Non-programmable and widely exam-approved, this calculator is a trusted choice for secondary school, college, and university use.

KEY FEATURES

• High-resolution Natural Textbook Display for clear, familiar formatting

• Modern ClassWiz icon-based menu with cursor navigation

• Very fast calculation speed for time-sensitive exams

• 540+ built-in functions covering advanced mathematics

• Spreadsheet mode for tables and basic data analysis

• Equation and polynomial solver

• Statistics and regression calculation support

• Table and function analysis tools

• QR code output for graph visualization on smartphone

• Dual power (solar + battery) for reliable operation

• Non-programmable and exam-friendly

TECHNICAL SPECS

• Brand: Casio

• Model: FX-991CW

• Series: ClassWiz

• Display: High-resolution Natural Textbook Display

• Functions: 540+

• Power: Solar + battery

• Programmable: No

COMMON USES

• Secondary school and college mathematics

• University science and engineering courses

• Statistics and data analysis

• Exam and classroom calculations

• Professional technical calculations

PACKAGE INCLUDES

Casio FX-991CW Scientific Calculator