Texas Instruments TI-30XIIS Calculator

This is a Texas Instruments TI-30XIIS calculator. Scientific calculator two-line LCD display: 10-digit answer & two-digit exponent line Perfect choice for general math, statistics, pre-algebra, general science Calculator works from solar cell and one CR2025 battery Has built-in memory for five variables Calculator provides: fraction calculations, fraction/decimal conversions, hyperbolic functions, random number and random integer generator, trigonometry, log and antilog functions Review and edit previous entries, negation key, menu settings, change improper fractions to mixed numbers, automatic simplification of fractions, one constant Calculator has hard plastic body and color-coded keys