Texas Instruments TI-30XS MultiView Scientific Calculator<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Four-line display</li><li>One- and two-variable statistics; Fraction/decimal conversion; Step-by-step fraction simplification</li><li>MathPrint™ feature</li><li>Edit， cut and paste entries</li><li>Solar and battery powered</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41ZUbae4FNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51V9LbCVLLL.jpg" noproxy>