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Sagot :

VINS

bonsoir

A  =  19/3 - 5 = 19/3 - 15/3 = 4 /3  donc numérateur  = 4

B =  1/6 + 1/3 + 1/2 = 1/6 + 2/6 + 3/6 = 6 /6 =  1

C =  6

D =  - 5/2 - 4/5 - 17/10  = - 25/10 - 8/10 -  17/10 =  - 50/10 = - 5

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