1.Oblicz SZYBKO a) [latex] frac{2}{3}[/latex]·0,75= b)0,6·2[latex] frac{1}{3} [/latex] c)[latex]12,4: frac{2}{5}=[/latex] d)[latex]3 frac{5}{8}:1 frac{1}{2}=[/latex] SZYBKO TO U GÓRY TLUSTYM DRUKIEM TO NWM Sorki DAM DUŻO PUKKTÓW 20 !! !

Rozwiązanie: a) [latex] frac{2}{3} * frac{3}{4} = frac{2}{4} = frac{1}{2} [/latex] b) [latex] frac{6}{10} * frac{7}{3} = frac{14}{10} = frac{7}{5} [/latex] c) [latex] frac{124}{10} * frac{5}{2} = frac{62}{2} * frac{1}{1} = frac{62}{2} =31[/latex] d) [latex] frac{29}{8} : frac{3}{2} = frac{29}{8} * frac{2}{3} = frac{58}{24}= frac{29}{12} [/latex]