![CASIO fx-82 SUPER. I bought it in 1.992, use it in college, at the university and 20 years more at the office. Never changed battery and im not going to retire it CASIO fx-82 SUPER. I bought it in 1.992, use it in college, at the university and 20 years more at the office. Never changed battery and im not going to retire it](https://i.redd.it/phuyskh67mx71.jpg)
CASIO fx-82 SUPER. I bought it in 1.992, use it in college, at the university and 20 years more at the office. Never changed battery and im not going to retire it
![Casio - The fx-82 series - - Scientific calculator - Casio The fx82 series - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA Casio - The fx-82 series - - Scientific calculator - Casio The fx82 series - 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/calculs/casio/machines/FX82LBfraction.jpg)
Casio - The fx-82 series - - Scientific calculator - Casio The fx82 series - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA
![Calculadora Científica Casio Fx-82 Super FRACTION de segunda mano por 18 EUR en Vilagarcía de Arousa en WALLAPOP Calculadora Científica Casio Fx-82 Super FRACTION de segunda mano por 18 EUR en Vilagarcía de Arousa en WALLAPOP](https://cdn.wallapop.com/images/10420/ek/mb/__/c10420p881159622/i3178484445.jpg?pictureSize=W640)