Odpowiedź :
[tex] \frac{3}{8} \times 4 = \frac{3}{8} \times \frac{4}{1} = \frac{7}{8} [/tex]
[tex] \frac{5}{3} \times 9 = \frac{5}{3} \times \frac{9}{1} = \frac{45}{3} = 15[/tex]
[tex] \frac{3}{8} \times 4 = \frac{3}{8} \times \frac{4}{1} = \frac{7}{8} [/tex]
[tex] \frac{5}{3} \times 9 = \frac{5}{3} \times \frac{9}{1} = \frac{45}{3} = 15[/tex]