My casio fx-CG 20 is very dim even when there is plenty of battery and the brightness is full too. Pls help i have a test tmr : r/calculators
fx-CG50
The 8 Best Graphing Calculators in 2022 - Graphing Calculators for School
Casio FX-CG50 Color Graphing Calculator, Natural Textbook Display, Black - Walmart.com
Got ahold of a Casio fx-991ex and CG-50 to match my Classpad II. I'm really impressed with them but there is something about the fx-991ex... (see comments) : r/calculators