Calculator CASIO fx-991EX

FeaturesSimple and easy to use Optimal education tools realized through s design that emphasizes comfort in the hand, legibility, and usability through the pursuit of simplicityNatural Textbook Display Features Natural Textbook Display format for displaying equations and calculation result just as they appear in textbooksAuthentic quality Excellent quality and authentication ensure confidence and peace of mind for use in educational settingsMain functionsRandom 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 calculationIntegrationComplex number calculationsDifferentialVectorMatrix operations SpecificationsNon ProgrammableNumber of Functions : 417Natural textbook displayDisplay expression same as textbook.10 + 2 digits10-digit mantissa + 2-digit exponential display.Dot matrix displayHigh-resolution screen provides beautiful looking graphs every time. Size of case / Total weightDimensions (D × W × H) : 161.5×77×11.1mm Weight : 95g