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( 1/2 - 2/3 - 5/6 ) / (1- 2/3 ) =


Răspuns :

Adrianalitcanu2018
1/2-2/3-5/6=(3-4-5)/6=-6/6=-1
1-2/3=1/3
(1/2-2/3-5/6)/(1-2/3)=-1/1/3=-3

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