Théorie Math - Nombres et Opérations
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Adeline Cortot
FREE Resource
Student preview

16 questions
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1.
FLASHCARD QUESTION
Front
Règle des signes pour additionner deux nombres de même signe ?
Back
On conserve le signe et on additionne les valeurs absolues.
2.
FLASHCARD QUESTION
Front
Règle des signes pour additionner deux nombres de signes différents ?
Back
On conserve le signe du terme ayant la plus grande valeur absolue puis on soustrait les valeurs absolues.
3.
FLASHCARD QUESTION
Front
Exemple d'addition de deux nombres de signes différents : 2 + 6 ?
Exemple d'addition de deux nombres de signes différents : 2 - 6 ?
Back
8
-4
4.
FLASHCARD QUESTION
Front
Comment additionner des fractions ?
Back
1) Rendre le dénominateur positif.
2) Simplifier si possible.
3) Réduire au même dénominateur.
4) Additionner les numérateurs en conservant le dénominateur commun.
5) Simplifier le résultat.
5.
FLASHCARD QUESTION
Front
Exemple d'addition de fractions : 12/−9 + 2/5 ?
Back
−14/15.
6.
FLASHCARD QUESTION
Front
Qu'est-ce qu'une fraction opposée ?
Back
C'est une fraction qui, lorsqu'elle est additionnée à la fraction d'origine, donne zéro.
7.
FLASHCARD QUESTION
Front
Exemple de fractions opposées : 2/3 + ? = 0 ?
Back
−2/3.
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