
3ème-Coefficient global (Pourcentage, Pb)
Authored by astrid brunet
Mathematics
3rd Grade

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18 questions
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1.
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1 min • 1 pt
A quel pourcentage correspond −20% puis −20% puis −10%
2.
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1 min • 1 pt
A quel pourcentage correspond augmentation de 40% suivie d'une augmentation de 50% ?
3.
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1 min • 1 pt
A quel pourcentage correspond deux augmentations successives de 10% ?
4.
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1 min • 1 pt
A quel pourcentage correspond une diminution de 40% suivie d'une augmentation de 50% ?
5.
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1 min • 1 pt
A quel pourcentage correspond deux diminutions successives de 20% ?
6.
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1 min • 1 pt
A quel pourcentage correspond une diminution de 10% suivie d'une diminution de 15% ?
7.
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1 min • 1 pt
A quel pourcentage correspond deux augmentations successives de 40% ?
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