The Texas InstrumentsTI34 II calculator is ideal for students performing basicmathematic and scientific functions. Although it"s compact and easy to slipin a pocket or desk drawer, the functions are solid and include a fractionfeature, which enables you to calculate with both fractions and mixednumbers. You can chose whether to simplify fractions automatically orstep by step, and the TI34 is programmed to switch easily betweenfractions, decimals, and percentages. The two-line display lets you to see more of your work, the top entry lineholding up to 11 characters, with the option of scrolling left or right upto 88 characters. The bottom line shows answers up10 digits long with a two-digit exponent. The keyboard is relativelyfriendly, featuring an extra-large equals button and abackspace/correction key. The calculator runs on low-light solar power,working even inside, and includes a one-year warranty.