Aidez-moi SVP. Simplifier puis calculer: a) 7/3x3/8 b) 12/5x5/7 c) 36/11x1/9 d) 2/21x7/5 e) 40/7x1/8
Mathématiques
Liligymdu91
Question
Aidez-moi SVP.
Simplifier puis calculer:
a) 7/3x3/8
b) 12/5x5/7
c) 36/11x1/9
d) 2/21x7/5
e) 40/7x1/8
Simplifier puis calculer:
a) 7/3x3/8
b) 12/5x5/7
c) 36/11x1/9
d) 2/21x7/5
e) 40/7x1/8
2 Réponse
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1. Réponse choune88
a. 7/3 x 3/8 = 21/24 = 7/8
b. 12/5 x 5/7 = 60/35 = 12/7
c. 36/11 x 1/9 = 36/99 = 4/11
d. 2/21 x 7/5 = 14/105 = 2/15
e. 40/7 x 1/8 = 40/56 = 5/7 -
2. Réponse Lemuel6
a)7/3x3/8=7/8
b)12/5x5/7=12/7
c)36/11x1/9=4/11
d)2/21x7/5=2/15
e)40/7x1/8=5/7