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sangers1959

Ответ:

Пошаговое объяснение:

(14/15);0,7=(14/15);(7/10)=14*10/(15*7)=4/3=1¹/₃.

4²/₃:²/₃-1:3¹/₂= (14/3):(2/3)-1:(7/2)=(14*3)/(2*3)-(2/7)=7-(2/7)=6⁵/₇.

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