Odpowiedź:
[tex]\frac{48}{9} = 5\frac{3}{9} \\\frac{54}{7} = 7\frac{5}{7} \\\frac{21}{4} = 5\frac{1}{4}[/tex]
[tex] \frac{48}{9} = \frac{16}{3} = 5 \times \frac{1}{3} [/tex]
[tex] \frac{54}{7} = 7\times \frac{5}{7} [/tex]
[tex] \frac{21}{4} = 5 \times \frac{1}{4} [/tex]
