proszę o pomoc klasa 4. Proszę nie zwracać na to za kolorowane.

[tex]a) \frac{9}{10} = \frac{18}{20} = \frac{27}{30} = \frac{36}{40} = \frac{45}{50} = \frac{54}{60} = \frac{63}{70} = \frac{72}{80} = \frac{81}{90} = \frac{90}{100}\\b) \frac{7}{12} = \frac{14}{24} = \frac{21}{36} = \frac{28}{48} = \frac{35}{60} = \frac{42}{72} = \frac{49}{84} = \frac{56}{96} \\c) \frac{10}{25} = \frac{20}{50} = \frac{30}{75} = \frac{40}{100} \\d) \frac{12}{36} = \frac{24}{72}[/tex]
a) 9/10, 18/20, 27/30, 36/40, 45/50, 54/60, 63/70, 72/80, 81/90, 90/100
b) 7/12, 14/24, 21/36, 28/48, 35/60, 42/72, 49/84, 56/96
c) 10/25, 20/50, 30/75, 40/100
d) 12/36, 24/72