Odpowiedź:
[tex]1-\frac{1}{7} =\frac{7}{7} -\frac{1}{7} =\frac{6}{7}[/tex]
[tex]2-\frac{1}{7} =1\frac{7}{7} -\frac{1}{7} =1\frac{6}{7}[/tex]
[tex]6-\frac{1}{7} =5\frac{7}{7} -\frac{1}{7} =5\frac{6}{7}[/tex]
[tex]10-\frac{1}{7} =9\frac{7}{7} -\frac{1}{7} =9\frac{6}{7}[/tex]
[tex]1-\frac{5}{6} =\frac{6}{6}-\frac{5}{6} =\frac{1}{6}[/tex]
[tex]2-\frac{5}{6} =1\frac{6}{6} -\frac{5}{6} =1\frac{1}{6}[/tex]
[tex]5-\frac{5}{6} =4\frac{6}{6} -\frac{5}{6} =4\frac{1}{6}[/tex]
[tex]7-\frac{5}{6} =6\frac{6}{6} -\frac{5}{6} =6\frac{1}{6}[/tex]
[tex]2-1\frac{3}{11} =1\frac{11}{11} -1\frac{3}{11} =\frac{8}{11}[/tex]
[tex]3-1\frac{3}{11} =2\frac{11}{11} -1\frac{3}{11} =1\frac{8}{11}[/tex]
[tex]5-1\frac{3}{11} =4\frac{11}{11} -1\frac{3}{11} =3\frac{8}{11}[/tex]
[tex]8-1\frac{3}{11} =7\frac{11}{11} -1\frac{3}{11} =6\frac{8}{11}[/tex]
[tex]3-2\frac{5}{9} =2\frac{9}{9} -2\frac{5}{9} =\frac{4}{9}[/tex]
[tex]5-2\frac{5}{9} =4\frac{9}{9} -2\frac{5}{9} =2\frac{4}{9}[/tex]
[tex]12-2\frac{5}{9} =11\frac{9}{9} -2\frac{5}{9} =9\frac{4}{9}[/tex]
[tex]20-2\frac{5}{9} =19\frac{9}{9} -2\frac{5}{9} =17\frac{4}{9}[/tex]
Szczegółowe wyjaśnienie: