{"schema_version":3,"id":"home-frac-010","url":"/questions/home-frac-010/","theme":"fractions","parcours":"commun|spe|ens_sci|techno","niveau":2,"type":"qcm","consigne":"Retrouve le total à partir de la fraction connue.","amorce":"10 représente \\(\\frac{1}{2}\\) de quel nombre ?","choices":["20","5","10","12"],"reponse":"20","correction":{"repere":"La quantité 10 représente une part sur 2 parts égales du total recherché.","agis":"Multiplie 10 par 2 pour retrouver les 2 parts du total.","pourquoi":"Une part vaut 10 ; les 2 parts du total valent 10 × 2 = 20.","verification":"Recalcule \\(\\frac{1}{2}\\) du total trouvé : 20 ÷ 2 = 10."},"empreinte":"6d18861e64b965eb58ec28db557f2e3387dc09f0f963ce5c487b39b89780e6bf","canonical_url":"https://unpointdeplus.com/questions/home-frac-010/","memberships":[{"set_id":"fractions-quantites","titre":"Fractions : de la part au total","etape":"Retrouver le total : une part connue","position":10,"total":12,"set_url":"https://unpointdeplus.com/sets/fractions-quantites/","url":"https://unpointdeplus.com/questions/home-frac-010/"}],"navigation":{"set_id":"fractions-quantites","titre":"Fractions : de la part au total","position":10,"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-009","label":"← Question précédente","url":"https://unpointdeplus.com/questions/home-frac-009/"},"next":{"kind":"question","id":"home-frac-011","label":"Question suivante →","url":"https://unpointdeplus.com/questions/home-frac-011/"}}}