Quiz interactif : Les bases des nombres et opérations — 7ème année

Question 1 sur 10 10:00

[{"id":63042,"question":"Quel est le résultat de l'opération 456 + 123 ?","option_a":"579","option_b":"569","option_c":"589","option_d":"679","option_e":"","option_f":"","bonne_reponse":"A","explication":"L'addition de 456 et 123 donne bien 579. Vérifiez en posant l'opération.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":63043,"question":"La soustraction 800 - 345 est égale à 455.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"800 - 345 = 455 est correct. Posez l'opération pour vérifier.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":63044,"question":"Quel est le résultat de la multiplication 23 × 4 ?","option_a":"92","option_b":"82","option_c":"72","option_d":"102","option_e":"","option_f":"","bonne_reponse":"A","explication":"23 × 4 = 92. Utilisez la méthode de la multiplication posée pour confirmer.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":63045,"question":"La division 144 ÷ 12 est égale à 11.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"144 ÷ 12 = 12, pas 11. Vérifiez avec une division posée.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":63046,"question":"Quelle est la fraction équivalente à 0,75 ?","option_a":"3\/4","option_b":"1\/2","option_c":"2\/3","option_d":"4\/5","option_e":"","option_f":"","bonne_reponse":"A","explication":"0,75 est égal à 3\/4. Convertissez en fraction pour confirmer.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":63047,"question":"Le nombre 1,25 est supérieur à 1,5.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"1,25 est inférieur à 1,5. Comparez les parties décimales.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":63048,"question":"Quel est le résultat de 1\/2 + 1\/4 ?","option_a":"3\/4","option_b":"2\/6","option_c":"1\/3","option_d":"1\/2","option_e":"","option_f":"","bonne_reponse":"A","explication":"1\/2 + 1\/4 = 3\/4. Mettez les fractions au même dénominateur.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":63049,"question":"La proportionnalité implique que si 2 kg de pommes coûtent 3 dinars, alors 4 kg coûtent 6 dinars.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"C'est un cas de proportionnalité directe. 4 kg coûtent bien 6 dinars.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":63050,"question":"Quel est 20% de 150 ?","option_a":"30","option_b":"20","option_c":"25","option_d":"35","option_e":"","option_f":"","bonne_reponse":"A","explication":"20% de 150 = (20\/100) × 150 = 30. Calculez avec la formule du pourcentage.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":63051,"question":"La règle de trois permet de résoudre des problèmes de proportionnalité.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"La règle de trois est une méthode pour résoudre les problèmes de proportionnalité.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0}]