Réponse:
a. 4x3/5x3 12/15
b. 30/36
c. 7/14
d. 14/6
e. 20/80
f. 21/15
g. 50/45
h. 88/64
i. 75/100
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b) 5/6 = 30/36
c) 1/2 = 7/14
d) 7/3 = 14/6
e) 1/4 = 20/80
f) 7/5 = 21/15
g) 10/9 = 50/45
h) 11/8 = 88/64
i) 3/4 = 75/100
Réponse:
a. 4x3/5x3 12/15
b. 30/36
c. 7/14
d. 14/6
e. 20/80
f. 21/15
g. 50/45
h. 88/64
i. 75/100