
B3 : Augmentation et réduction
Authored by Christophe FOURDAN
Mathematics
2nd Grade
CCSS covered
Used 16+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pour calculer une augmentation de 20%, on multiplie par
2
1,2
0,8
0,2
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Lors des soldes,
Paulo achète un pull à 40 € bénéficiant d'une remise de 15%.
Quel prix payera-t-il en caisse?
6 €
15 €
25 €
34 €
46 €
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Charles s'est acheté un beau toutou au coût de 240 €.
Sachant qu'il a obtenu un rabais de 35 %, quel était le prix initial de ce toutou ?
156 €
205 €
370 €
396 €
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un article en promotion est vendu 9 € au lieu de 30 €.
Le pourcentage de la réduction est 30%.
Vrai ou faux ?
VRAI
FAUX
Tags
CCSS.7.RP.A.3
CCSS.7.RP.A.2
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Charles s'est acheté un beau toutou au coût de 240$. Quel est le prix avec un rabais de 35 % ? (pas de taxes)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pour calculer une réduction de 15%, on multiplie par
1,15
0,85
1,85
0,15
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Un pantalon coûtant 40€ est affiché avec une promotion de 25%. Combien coûte ce pantalon après la promotion ?
25€
10€
30€
15€
Tags
CCSS.7.RP.A.3
CCSS.7.EE.B.3
CCSS.7.NS.A.3
CCSS.7.RP.A.2
CCSS.7.NS.A.2
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