Casio Fx 991 ES Scientific Calculater

Casio FX-991ES PLUS Scientific Calculator

The Casio FX-991ES PLUS is a Powerful, Feature-Rich Scientific Calculator Designed for Students and Professionals Who Demand Precision And Versatility. With Over 417 Functions, this Calculator Supports Complex Calculations Across Mathematics, Engineering, and Science—Making it an Essential Tool for High School, College, and University Use.

Key Features:

• Natural Textbook Display: Shows expressions and results exactly as they appear in textbooks for easy understanding and reduced errors.

• Comprehensive Functions: Includes fractions, statistics, complex numbers, linear equations, matrices, integrals, derivatives, and more.

• Dual Power Supply: Solar-powered with battery backup for reliable performance anytime, anywhere.

• Multi-replay Function: Quickly review and edit previous calculations with ease.

• Durable and Lightweight Design: Slim, compact body with a hard protective cover—perfect for carrying in your bag or pocket.

• Ideal For:

  • Mathematics and engineering students

  • Professionals in technical fields

  • Exam and classroom use (approved for most national and international exams)