{"schema_version":3,"id":"home-frac-007","url":"/questions/home-frac-007/","theme":"fractions","parcours":"commun|spe|ens_sci|techno","niveau":2,"type":"qcm","consigne":"Calcule la fraction de la quantité donnée.","amorce":"\\(\\frac{3}{4}\\text{ de }20 = ?\\)","choices":["15","5","60","8"],"reponse":"15","correction":{"repere":"Le dénominateur 4 indique le nombre de parts égales du total 20.","agis":"Divise 20 par 4, puis multiplie le résultat par 3.","pourquoi":"Une part vaut 20 ÷ 4 = 5 ; 3 parts valent 5 × 3 = 15.","verification":"Retrouve une part puis le total : 15 ÷ 3 = 5, puis 5 × 4 = 20."},"empreinte":"d300749cbf917ec1017a922fcb81cd2f8a8af5930b2cb9d1ddd48b02095c3dcc","canonical_url":"https://unpointdeplus.com/questions/home-frac-007/","memberships":[{"set_id":"fractions-quantites","titre":"Fractions : de la part au total","etape":"Reprendre un calcul connu","position":7,"total":12,"set_url":"https://unpointdeplus.com/sets/fractions-quantites/","url":"https://unpointdeplus.com/questions/home-frac-007/"}],"navigation":{"set_id":"fractions-quantites","titre":"Fractions : de la part au total","position":7,"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-006","label":"← Question précédente","url":"https://unpointdeplus.com/questions/home-frac-006/"},"next":{"kind":"question","id":"home-frac-008","label":"Question suivante →","url":"https://unpointdeplus.com/questions/home-frac-008/"}}}