Obliczenia
[tex]10-\frac{2}{5}=9\frac{5}{5}-\frac{2}{5}=9\frac{3}{5}\\\\1-\frac{6}{11}=\frac{11}{11}-\frac{6}{11}=\frac{5}{11}\\\\5-\frac{3}{7}=4\frac{7}{7}-\frac{3}{7}=4\frac{4}{7}[/tex]
