CASIO FX-991ES PLUS

The CASIO FX-991ES PLUS is a versatile scientific calculator designed for students, professionals, and technical users. Its natural textbook-style display and extensive range of functions make it suitable for advanced mathematics, science, engineering, and everyday calculations.

• Natural textbook-style display for clear equation entry

• Wide range of advanced mathematical and scientific functions

• Ideal for school, university, engineering, and professional use