Casio fx-CG100 Setup Tutorial: Setting up after an Initialisation Reset or Battery Change for GCSE & A Level Maths

Learn how to complete the initial setup on the Casio fx‑CG100 ClassWiz graphic calculator after a full initialisation reset or battery change. It is ideal for GCSE, A level and Further Maths students and teachers. This tutorial shows how to configure important settings such as language and country or adjust display and power options, preparing the calculator for classroom or exam use.