Odpowiedź:
zadanie 9
a. [tex]8\frac{12}{8} = 9\frac{4}{8} = 9\frac{1}{2}[/tex]
b. [tex]5\frac{7}{17}[/tex]
c. [tex]7\frac{13}{11} = 8 \frac{2}{11}[/tex]
d. [tex]6\frac{11}{10}+3\frac{7}{10} = 7\frac{1}{10}+ 3\frac{7}{10} =10\frac{8}{10}= 10\frac{4}{5}[/tex]
zadanie 10
[tex]2\frac{9}{10} + 7\frac{7}{10} = 9\frac{16}{10}=10\frac{6}{10} = 10\frac{3}{5}[/tex]
Szczegółowe wyjaśnienie:
