Casio FX-991MS-2 2nd Edition Scientific Calculator

The FX-991MS-2 scientific calculator appears with a liquid-crystal dot matrix display that gives a perfect view during use. It features 401 functions, 10 & 2 digit, plastic keys that are strong, fraction calculations, 9 variable memories, multi-replay, stat-data editor, differentiation, complex number calculation, base-n calculation, basic statistics and many other advanced options. The calculator is durable and drop-resistant so it is a perfect choice for long-term use.