Exercice:A= 5/7 - 14/25 x 15/49
A= 5/7 - 6/35
A= 25/35 - 6/35
A= 19/35
5/7 - 14/25 x 15/49
= 5/7 - 6/35
= 19/35
Voilà!
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Exercice:
A= 5/7 - 14/25 x 15/49
A= 5/7 - 6/35
A= 25/35 - 6/35
A= 19/35
5/7 - 14/25 x 15/49
= 5/7 - 6/35
= 19/35
Voilà!