Casio FX-85ESPLUS-2 2nd Edition 10 plus 2 Digits Scientific Calculator is a simple and easy to use. Optimal education tools realized through s design that emphasizes comfort in the hand, legibility and usability through the pursuit of simplicity. Features Natural Textbook Display format for displaying equations and calculation result just as they appear in textbooks. Excellent quality and authentication ensure confidence and peace of mind for use in educational settings. Main functions: Prime factorizations; 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.