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Sagot :

réponse :

A=(4/3+3/10)/(5/2-2/5)

   =(40/30+9/30)/(25/10-4/10)

   =(49/30)/(21/10)

   =49/30*10/21

   =49/3*1/21

   =49/63

   =7/9

DOUDOU68100

A=(4/3+3/10)/(5/2-2/5)

   =(40/30+9/30)/(25/10-4/10)

   =(49/30)/(21/10)

   =49/30*10/21

   =49/3*1/21

   =49/63

   =7/9

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