Casio FX-991ES Plus Advanced Scientific Calculator

The Casio fx-991es plus is a non-programmable, non-graphing scientific calculator with a Natural Textbook Display for easy equation input, a solar and battery dual power source, and numerous functions including complex number calculation, matrix operations, and integration/ differentiation. Key features include 417 functions, a 10+2 digit display, memory functions, and a hard case for portability.

Key Features

Display: Natural Textbook Display shows equations

and results like they appear in textbooks.

Power: Dual power source (solar and battery).

Functions:

Basic: Brackets, fractions, square root, pi, percentages, factorials, complex numbers, base-n calculations.

Advanced: Integration and differentiation.

Statistics: Q1, Med, Q3 calculations.

Other: Matrix and vector calculations.

Memory: 9 variable memories, independent memory,

and answer memory.

Other: Auto power off, hard case included, and a non-

programmable, non-graphing design.

Delivery:

Charged separately

(local & nationwide options available)

Order Instructions:

Reply on WhatsApp to place your order. We'll confirm availability, payment, and delivery details.