Philippines

Casio Calculator Casio Fx-991es Plus - Genuine & Original
New equation mode
Random integers
Fraction calculations
Combination and permutation
Statistics (List-based STAT data editor, standard deviation, regression analysis)
9 variables
Table function
Comes with new slide-on hard case
Equation calculations
Integration/differential calculations
Matrix calculations
Vector calculations
Complex number calculations
CALC function
SOLVE function
Base-n calculation