Выполни действия 1) 4\cfrac{6}{23}+2\cfrac{13}{23}= ; 2) 12\cfrac{19}{28}-5\cfrac{11}{28}= ; 3) 6+\cfrac{7}{16}= ; 4) \cfrac{7}{15}+\cfrac{8}{15}= ; 5) \cfrac{23}{26}+\cfrac{12}{26}= .

Задание

Выполни действия

\(4\cfrac{6}{23}+2\cfrac{13}{23}=\) [ ];
\(12\cfrac{19}{28}-5\cfrac{11}{28}=\) [ ];
\(6+\cfrac{7}{16}=\) [ ];
\(\cfrac{7}{15}+\cfrac{8}{15}=\) [ ];
\(\cfrac{23}{26}+\cfrac{12}{26}=\) [ ].