Réponse :
bonjour
1+2/3 / 3/4-5/6
= 3/3+2/3 / 3x3/4x3-5x2/6x2
=5/3 / 9/12-10/12
5/3 / -1/12
5/3 x 12/1=60/3=20/1=20
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Réponse :
bonjour
1+2/3 / 3/4-5/6
= 3/3+2/3 / 3x3/4x3-5x2/6x2
=5/3 / 9/12-10/12
5/3 / -1/12
5/3 x 12/1=60/3=20/1=20