$80The Texas Instruments TI-84 Plus Calculator is a graphing model with eight display lines, displaying 16 characters. This Texas Instruments TI-84 Plus Calculator holds three times the memory of the TI-83 Plus graphing calculator, making it a great option for students who have a lot of data to store. In addition, students can now share their work by connecting their TI-84 Plus calculators to any TI presentation tools, so the whole class can see what you are working on. This Texas Instruments Graphing Calculator comes with many pre-loaded applications. Enjoy a built-in USB port that makes data transfer to your computer and between handhelds easy thanks to the unique design of this Texas Instruments TI-84 Plus Calculator. This TI-84 is also fully compatible with TI-83 Plus graphing calculators. This Texas Instrument Graphing Calculator also includes a slide case, as well as a kickstand for easy display.