[tex]\frac{35}{7} :\frac{28}{14} = \frac{35}{7} x \frac{14}{28} = \frac{35}{1} x \frac{2}{28} =\frac{70}{28} = 2\frac{14}{28} = 2\frac{1}{2}[/tex]
x to razy ( czyli · )
