Purchased last year for my son but he never needed it and I couldn't return. Brand new, never opened. Texas Instruments TI-30XS MultiView Scientific Calculator Key features: Four-line display One- and two-variable statistics MathPrint feature Fraction/decimal conversion Fraction math Edit, cut and paste entries Solar and battery powered Ideal For: General math Pre-Algebra Algebra 1 and 2 Geometry Statistics General science Biology Chemistry Designed with unique features to allow you to enter more than one Calculation, compare results and explore patterns, all on the same screen. Enter and view calculations in common math notation via the math Print mode, including stacked fractions, exponents, exact square roots and more. Quickly view fractions and decimals in alternate forms by using the toggle key. Scroll through previous entries and investigate critical patterns as well as viewing and pasting into a New Calculation. The TI-30XS MultiView scientific calculator is approved for use on SAT, ACT, and AP exams Explore an x, y table of values for a given function, automatically or by entering specific x values.Up to 23 levels of parentheses. Change between improper fractions and mixed numbers