Scientific calculator features an easy-to-use design to let you quickly compute basic calculations to sophisticated multi-variable statistics, conversions and more. Large, high-contrast LCD makes calculations easy and comfortable to read. Removable hard cover protects your calculator against damage when you're on the move. Calculator also features a wide variety of functions, including memory, fraction, mathematics, trigonometry, complex number, base-N and statistics. Calculator is permitted for use on the SAT and SAT subject tests in Math 1, Math 2 and PSAT/NMSQT.