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Calculati : (0,(3) + 1/2 ) * ( 1 + 2/3 ) * ( 3/8 : 7/12 + 22/7 * 3/11 )
Dau coroana !


Răspuns :

(1/3+1/2)=5/6 (1+2/3)=5/3 (3/8:7/12+22/7*3/11)=6/7 5/6*5/3*6/7=25/21