Odpowiedź:
[tex]3.a) \frac{18}{50} = \frac{9}{25} \\ b) \frac{3}{4} = \frac{18}{24} \\ c) \frac{3}{7} = \frac{12}{28} \\ d) \frac{12}{30} = \frac{6}{15} \\ e)5 \frac{36}{40} = 5 \frac{9}{10} \\ f)2 \frac{7}{8} = 2 \frac{21}{24} \\ g)3 \frac{8}{22} = 3 \frac{4}{11} \\ h)7 \frac{7}{30} = 7 \frac{28}{120} [/tex]
