Casio FX-991ES Plus Scientific Calculator


The most widely used non-programmable Scientific Calculator from Casio – fx-991ES Plus. This is a perfect companion that will help you make lengthy calculations with great ease. 417 Functions are designed in this. This Scientific Calculator enables you to carry out various mathematical calculations including statistics, logistics, equations, matrix and many more. It has Natural Textbook Display Pattern that enables you to have a better view and understanding of the results of the calculations.

Two-way power: Solar powered when light is sufficient, battery powered when light is insufficient.
Natural textbook display: Display expression same as textbook.
Dot matrix display: High-resolution screen provides beautiful looking graphs every time.
Plastic keys: Designed and engineered for easy operation.
9 variables: 9 Variable memory to power your calculation.

Fraction calculations
Table function
Complex number calculations
Combination and permutation
Equation calculations
CALC function
CalculusSOLVE function
Advance StatisticsMatrix calculations
Base-n calculation and many more
9 variables
Vector calculations

Scroll to Top