Obliczenia
[tex]6\frac{2}{9}-2\frac{2}{3}=6\frac{2}{9}-2\frac{6}{9}=5\frac{11}{9}-2\frac{6}{9}=3\frac{5}{9}\\\\8-4\frac{7}{12}=7\frac{12}{12}-4\frac{7}{12}=3\frac{5}{12}\\\\5\frac{3}{5}+11\frac{2}{7}=5\frac{21}{35}+11\frac{10}{35}=16\frac{31}{35}[/tex]
