Take homework and projects to the next level with the Canon F-719SG Green calculator. With a total of 302 functions and 38 built-in formulas, the F-719SG can tackle Trigonometry, Statistics, Tables and Scientific Notation with the touch of a button. A multi-view LCD contrast display allows seeing formulas easy as “pi". Environmentally-friendly with a cool green color, the F-719SG has a shell casing made from 100% recycled plastic. A matching, removable hard cover case protects your calculator from damage and a low battery indicator and solar back-up allows you to perform calculations in class or on-the-go.