[( 14/5 - 1/3 - 2/5 ) x 5/4 + ( 1/4 - 1/8 ) : 1/12 ] x 32/7
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Răspuns :

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Vezi imaginea ANNAM2878
[(12/5-1/3)×5/4+1/8÷1/12 ]×32/7=
(31/15×5/4+3/2)×32/7=
(31/12+3/2)×32/7=
49/12×32/7=
56/3 dupa simplificari