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Calculati:

(36/13 : 4) : (5/26 : 7/36)

(3 (intregi) 1/2 : 2 (intregi) 1/3) : (6 : 12/19)


Răspuns :

(36/13×1/4):(5/26×36/7)=9/13:180/182=9/13×182/180=14/20 simplifici cu 2=7/10