Odpowiedź:
19 - 3/4 * 6 i 2/7 = 19 - 3/4 * 44/7 = 19 - 33/7 = 19 - 4 i 5/7 = 18 i 7/7 - 4 i 5/7 = 14 i 2/7
[tex]19-\frac{3}{4}\cdot6\frac{2}{7}=19-\frac{3}{\not4_{1}}-\frac{\not44^1^1}{7}=19-\frac{33}{7}=19-4\frac{5}{7}=18\frac{7}{7}-4\frac{5}{7}=14\frac{2}{7}[/tex]
