![I bought this Casio fx-CG20 from a local store for 15$. I can clearly say its a huge improvement after my grandfathers sld-767. : r/calculators I bought this Casio fx-CG20 from a local store for 15$. I can clearly say its a huge improvement after my grandfathers sld-767. : r/calculators](https://i.redd.it/q1qkxtydeema1.jpg)
I bought this Casio fx-CG20 from a local store for 15$. I can clearly say its a huge improvement after my grandfathers sld-767. : r/calculators
![Casio - fx-CG20 PRIZM - - Graphic calculator - Casio fxCG20 PRIZM - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA Casio - fx-CG20 PRIZM - - Graphic calculator - Casio fxCG20 PRIZM - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA](https://casio.ledudu.com/images/pockets/casio/boites/fxcg20.jpg)
Casio - fx-CG20 PRIZM - - Graphic calculator - Casio fxCG20 PRIZM - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA
![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 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](https://preview.redd.it/87w0gbamzew31.jpg?width=1080&crop=smart&auto=webp&s=9116bdd617ca448d529947818cf9d4b5359c5695)
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
![Casio fx-cg20 calculator, Hobbies & Toys, Stationery & Craft, Stationery & School Supplies on Carousell Casio fx-cg20 calculator, Hobbies & Toys, Stationery & Craft, Stationery & School Supplies on Carousell](https://media.karousell.com/media/photos/products/2023/1/5/casio_fx_cg20_calculator_1672897590_38562e47.jpg)