Odpowiedź:
[tex]7 \frac{1}{3} - 2.5 = \frac{22}{3} - 2 \frac{1}{2} = \frac{22}{3} - \frac{5}{2} = \frac{44}{6} - \frac{15}{6} = \frac{29}{6} = 4 \frac{5}{6} [/tex]
