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Obliczenia
[tex]\frac{4}{5}-\frac{2}{5}=\frac{2}{5}\\\\1\frac{1}{7}-\frac{4}{7}=\frac{8}{7}-\frac{4}{7}=\frac{4}{7}\\\\3\frac{1}{3}-2\frac{1}{6}=3\frac{2}{6}-2\frac{1}{6}=1\frac{1}{6}\\\\6\frac{1}{3}-\frac{1}{2}=6\frac{2}{6}-\frac{3}{6}=5\frac{8}{6}-\frac{3}{6}=5\frac{5}{6}\\\\8\frac{1}{8}-\frac{2}{3}=8\frac{3}{24}-\frac{16}{24}=7\frac{27}{24}-\frac{16}{24}=7\frac{11}{24}[/tex]
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