Do you want to be sure that your calculations are correct? You'll want the HP Prime calculator. The Graphics calculator enables you to perform complex calculations, which means that it is suitable for university students and people with technical careers. The basic functions of this calculator include with square roots and with percentages. The HP Prime will also handle derivatives and integrals, logarithmic functions, or trigonometric functions. The model also features financial functions such as total sum. For added convenience, the graphics display gives you the result in the form of a table or a graph. This variant uses TFT display technology. Its dimensions are 18,23 × 8,58 × 1,4 cm.