Casio fx-7800GC (SYSTEME GRAPHIQUE)
The Casio fx-7800GC is a graphing calculator with 10 digits precision and formula input logic. It has 315 functions, 50 keys, and an LCD (liquid crystal) display. The power source is 4xCR2032 3V. The calculator was manufactured in Japan.
Facts at a glance:
|Power Source||4xCR2032 3V|
If you have a Casio fx-7800GC that is no longer working, you can first try replacing the 4xCR2032 3V batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent. We suggest the following current model as a replacement: