Portable and practical: With a compact size, it is easy to carry. It can use solar energy when there is sufficient light, eliminating concerns about running out of power. Calculator 1. Clear display: It has a 12 - digit, two - line display and a natural textbook display mode.
eBay
Fully functioning and in fantastic condition! - Complete with original case + English & Spanish User Manuals
eBay
Why Choose the 991ES Plus?. With its multifunctional capabilities and integrated notepad feature, it streamlines the process of learning and problem-solving. Comprehensive Functions: Boasts 417 computing functions including CALC, SOLVE, Base-N, EQN, MATRIX, TABLE, VECTOR, and more—all empowering you to perform complex calculations with ease.
eBay
The Casio FX-991ES PLUS Scientific Calculator in silver features a natural V.P.A.M display, making it easy to read calculations with clarity. This calculator is powered by batteries and has a sleek design suitable for any office or workspace. The LCD display adds a modern touch to this reliable and efficient scientific calculator by Casio, allowing for precise calculations in a variety of mathematical functions. With its durable cover included, this calculator is a practical and stylish accessory for any professional or student needing accurate mathematical tools.
eBay
Explore our advanced calculator with 417 functions for middle to university students. Features a clear 2-line display and 12-digit precision. Solar and battery power for continuous use, with a protective slide-top case.
eBay
Perfect for use in both daily tasks and professional applications in higher math and engineering. Whether you're a student, professional, or hobbyist, this calculator is equipped to handle all your needs.
eBay
eBay
Lightweight 991ES Plus Scientific Calculator. Why choose our Lightweight 991ES Plus Scientific Calculator?. Whether you're in junior high, high school, college, or are a professional researcher, this versatile tool bridges the gap between comprehensive calculations and insightful note-taking.
eBay