Odpowiedź :
3.
[tex] \frac{1}{4} = \frac{3}{12} [/tex]
[tex] \frac{2}{7} = \frac{8}{28} [/tex]
[tex] \frac{4}{9} = \frac{20}{45} [/tex]
3.
[tex] \frac{1}{4} = \frac{3}{12} [/tex]
[tex] \frac{2}{7} = \frac{8}{28} [/tex]
[tex] \frac{4}{9} = \frac{20}{45} [/tex]