Odpowiedź :
[tex]1\frac{3}{5} + 3\frac{1}{5} = 4\frac{4}{5}[/tex]
[tex]9 - 4\frac{3}{4} = 4\frac{1}{4}[/tex]
[tex]8\frac{2}{7} + 6 \frac{6}{7} = 15\frac{1}{7}[/tex]
[tex]19\frac{2}{11} - 8\frac{5}{11} = 10\frac{8}{11}[/tex]
[tex]1\frac{3}{5} + 3\frac{1}{5} = 4\frac{4}{5}[/tex]
[tex]9 - 4\frac{3}{4} = 4\frac{1}{4}[/tex]
[tex]8\frac{2}{7} + 6 \frac{6}{7} = 15\frac{1}{7}[/tex]
[tex]19\frac{2}{11} - 8\frac{5}{11} = 10\frac{8}{11}[/tex]