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Sagot :

VINS

Réponse :

bonjour

A =  10/3 - 1 /3 =  9/3 = 3

B = 7/4 - 9/8 =  14/8 - 9 /8 = 5 /8

C = ( 10/12 + 7/12 ) x 3 /5  = 17/12 x 3/5 = 51/60  = 17 /20

D = 6/36 + 700/210

D = 1/6 +  10/3

D = 1/6 + 20/6 = 21/6 = 7 /2

Explications étape par étape :

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