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[14/3×(15/54-4/18)]:[(10/7+1/14):3/7]
urgent va rog


Răspuns :

[14/3×(15/54-4/18)]:[(10/7+1/14):3/7] =
= (14/3*1/18):(3/2*7/3) =
= (7/3*1/9):(1/2*7) =
= 7/27:7/2 =
= 7/27*2/7 =
= 1/27*2 =
=2/27