Don't want to have to buy a new calculator they are expensive and I don't want waste money either since I already have one that is non-programmable and just one model newer.
fx-991ES PLUS | ES PLUS Series -Non Programmable- | SCHOOL & LAB. | Calculators | CASIO
fx-82ESPLUS | Non programmable | scientific calculator | CASIO
CALCULATRICE SCIENTIFIQUE NON PROGRAMMABLE SPECIALE COLLEGE "CASIO" REF: FX-92SPECOL
TI-34 MultiView Scientific Calculator Blue, White Single Pack | eBay
OSALO Calculatrice scientifique 417 Fonctions Non Programmable Solaire 10+2 Chiffres Affichage Écrit Calculatrice Ultra légère pour l'école (OS 991ES Plus) : Amazon.fr: Fournitures de bureau
CALCULATRICE SCIENTIFIQUE NON PROGRAMMABLE SPECIALE COLLEGE "CASIO" REF: FX-92SPECOL
Comment bien choisir sa calculatrice pour le lycée ? - Le Parisien
CALCULATRICE SCIENTIFIQUE NON PROGRAMMABLE SPECIALE COLLEGE "CASIO" REF: FX-92SPECOL