Odpowiedź:
10 i 6/8 * 17 i 6/2 = 86/8 * 40/2 = 1720/8 = 215
[tex]10\frac{6}8}\cdot17\frac{6}{2} =10\frac{3}{4}\cdot(17+3) = \frac{43}{4}\cdot20 = 43\cdot5 = 215[/tex]
