The updated fx-300ES PLUS 2nd Edition (FX-300ESP2) comes with Natural Textbook Display™ (NTD). NTD displays formulas and results exactly as they appear in the textbook. The 300ES also comes in an updated protective hard case. This slim and sleek scientific calculator offers all the functionality needed for middle school mathematics classes, high school, and college-level Statistics courses including fraction calculations, statistics and tables.