Rozwiąż działanie, pamiętając o kolejności wykonywania działań: (2,5-1,25+[latex] frac{2}{3} [/latex]) : 3[latex] frac{5}{6} [/latex] * [latex] frac{6}{5} [/latex]   Dam naj!

[latex](2,5-1,25+ frac{2}{3} ) : 3 frac{5}{6} cdot frac{6}{5}=[/latex] [latex](1,25+ frac{2}{3} ) : frac{23}{6} cdot frac{6}{5}=[/latex] [latex](1 frac{1}{4} + frac{2}{3} ) : frac{23}{6} cdot frac{6}{5}=[/latex] [latex](1 frac{3}{12} + frac{8}{12} ) : frac{23}{6} cdot frac{6}{5}=[/latex] [latex]1 frac{11}{12}: frac{23}{6} cdot frac{6}{5}=[/latex] [latex]frac{ ot23^1}{_2 ot 12} cdot frac{ ot6^1}{_1 ot 23} cdot frac{6}{5}= frac{6}{10}= frac{3}{5}[/latex]