Casio FX-991ES Scientific Calculator

Product Details

UPC: FX-991ES

Brand: Casio

fx-991ES

Number of Functions : 417

Natural textbook display

Two way Power

Fraction calculations
Combination and permutation
Statistics (List-based STAT data editor, standard deviation, regression analysis)
7 variable memories
Table function
Comes with new slide-on hard case

Number of Functions : 417
Natural textbook display
Display expression same as textbook.
Two way Power
10 + 2 digits
10-digit mantissa + 2-digit exponential display.
Dot matrix display
High-resolution screen provides beautiful looking graphs every time.

Regular percent
Regular percentage calculations.
Multi-replay
Quick and easy recall of previously executed formulas for editing and re-execution.
Solar & Battery
Solar powered when light is sufficient, battery powered when light is insufficient.
Plastic keys
Designed and engineered for easy operation.
List based STAT-data editor
Viewing and editing of input data in list format, showing data groups (x-data, y-data, frequency) and surrounding data.