Natural textbook display shows expressions and results exactly as they appear in the textbook
Over 280 functions, including fractions, statistics, complex number calculations, base arithmetic, linear regression, standard deviation, computer science, and polar-rectangular conversions
Multi-replay function allows you to backtrack step-by-step through calculations, where you can edit expressions and recalculate answers
Casio Fx-991es Scientific Calculator. Great for fast calculation of both mathematical and scientific problems.