Odpowiedź :
[tex]e) \ 4\frac{2}{3}\cdot2\frac{2}{7} = \frac{14}{3}\cdot\frac{16}{7} = 2\cdot\frac{16}{3} = \frac{32}{3}=10\frac{2}{3}\\\\\\f) \ 0,2\cdot2,7 =\frac{2}{10}\cdot\frac{27}{10} = \frac{54}{100} = 0,54[/tex]
[tex]g) \ 9\frac{1}{3}:2\frac{4}{5} = \frac{28}{3}:\frac{14}{5} = \frac{28}{3}\cdot\frac{5}{14} = 2\cdot\frac{5}{3} = \frac{10}{3} = 3\frac{1}{3}[/tex]
[tex]h) \ 6,3:0,07 = \frac{63}{10}:\frac{7}{100} = \frac{63}{10}\cdot\frac{100}{7} = 9\cdot10 = 90[/tex]