bonsoir,
1/5 +1/3 = 3/15+5/15
= 8/15
3/2*3/2 = 9/4
(8/15)/(9/4) = 8/15*4/9 = 32/135
Réponse :
1/5 1/3 3/2 3/2
+ ×
8/15 9/4
÷
32/135
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bonsoir,
1/5 +1/3 = 3/15+5/15
= 8/15
3/2*3/2 = 9/4
(8/15)/(9/4) = 8/15*4/9 = 32/135
Réponse :
1/5 1/3 3/2 3/2
+ ×
8/15 9/4
÷
32/135