The online graphing calculator TI-84 has a lot of amazing features and important areas of application. First of all, it has a coloured display making it easier to differentiate the various figures and data that have been input. In case of multiple graphs, it is easy to differentiate them thanks to the multi-colour graphs. The Ti-84 have gridline that make it easier to read graphs. It is accepted for a number of tests such as SAT, PSAT and several others. The calculator makes math much easier to understand and also creates real-world connections with maths. Follow this link to get the Free Online Graphing Calculator TI-84.