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Sagot :

Réponse :

Bonjour

a) 4/7 × -7/2 = -2

b) 11/6 - (-5/3) = 11/6 + 10/6 = 21/6 = 7/2

c)-7/2 + 3/4 = -14/4 + 3/4 = -11/4

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