Casio Scientific Calculator 2nd edition

Stay ahead in your studies or professional work with the Casio fx-991ES Plus 2nd Edition Scientific Calculator. Designed for precision, speed, and ease of use.

✅ 10 2 digit Natural Textbook Display for easy-to-read expressions and results

✅ Ideal for general math, algebra, calculus, engineering, and statistical calculations

✅ Supports 417 functions including matrix, vector, equation solving, and complex number calculations

✅ Converts between decimals, fractions, degrees/radians, polar/rectangular coordinates

✅ Includes advanced functionality: integrals, derivatives, standard deviation, base-n calculations

✅ Dual-powered: solar energy with battery backup for dependable long-term use

✅ Lightweight, portable design with protective hard case included

✅ Approved for major exams (check local guidelines)

✅ Perfect for students, engineers, teachers, and professionals

✅ Enhanced display and key input responsiveness in the 2nd edition