Réponse :
a) 54÷9 = 6 b) -27÷3= -9 c) -36÷12 = -3 d)-36÷18= 2
45÷9 = 5 24÷3= 8 48÷12 = 4 -90÷18=5
Bonjour,
a. 54/45 = (9 x 6) / (9 x 5) = 6/5
b. - 27/24 = (3 x - 9) / (3 x 8) = - 9/8
c. - 36/48 = (12 x - 3) / (12 x 4) = - 3/4
d. - 36/- 90 = (18 x 2) / (18 x 5) = 2/5.
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Réponse :
a) 54÷9 = 6 b) -27÷3= -9 c) -36÷12 = -3 d)-36÷18= 2
45÷9 = 5 24÷3= 8 48÷12 = 4 -90÷18=5
Bonjour,
a. 54/45 = (9 x 6) / (9 x 5) = 6/5
b. - 27/24 = (3 x - 9) / (3 x 8) = - 9/8
c. - 36/48 = (12 x - 3) / (12 x 4) = - 3/4
d. - 36/- 90 = (18 x 2) / (18 x 5) = 2/5.