{"schema_version":3,"id":"home-frac-003","url":"/questions/home-frac-003/","theme":"fractions","parcours":"commun|spe|ens_sci|techno","niveau":1,"type":"qcm","consigne":"Calcule la fraction de la quantité donnée.","amorce":"\\(\\frac{1}{2}\\text{ de }28 = ?\\)","choices":["14","28","56","2"],"reponse":"14","correction":{"repere":"Le dénominateur 2 indique le nombre de parts égales du total 28.","agis":"Divise 28 par 2 pour calculer une part.","pourquoi":"Une part vaut 28 ÷ 2 = 14, donc \\(\\frac{1}{2}\\text{ de }28\\text{ vaut }14\\).","verification":"Multiplie la part trouvée par 2 : 14 × 2 = 28, le total de départ."},"empreinte":"a4a2850a66c2b7a0f627fef20a70cb63d55325f479444d23d81de1b48a1f5c99","canonical_url":"https://unpointdeplus.com/questions/home-frac-003/","memberships":[{"set_id":"fractions-quantites","titre":"Fractions : de la part au total","etape":"Réemployer la moitié","position":3,"total":12,"set_url":"https://unpointdeplus.com/sets/fractions-quantites/","url":"https://unpointdeplus.com/questions/home-frac-003/"}],"navigation":{"set_id":"fractions-quantites","titre":"Fractions : de la part au total","position":3,"total":12,"revision":"1-46d6396235c5fb9155e1afe9-nav-4f53cda18c2baa0c","up":{"kind":"set","id":"fractions-quantites","label":"Présentation du set","url":"https://unpointdeplus.com/sets/fractions-quantites/"},"previous":{"kind":"question","id":"home-frac-002","label":"← Question précédente","url":"https://unpointdeplus.com/questions/home-frac-002/"},"next":{"kind":"question","id":"home-frac-004","label":"Question suivante →","url":"https://unpointdeplus.com/questions/home-frac-004/"}}}