Odpowiedź:
4 * 1 i 1/5 = 4 * (1 + 1/5) = 4 * 1 + 4 * 1/5 = 4 i 4/5
2 i 3/7 * 6 = (2 + 3/7) * 6 = 2 * 6 + 3/7 * 6 = 12 i 18/7 = 14 i 4/7
5/6 * 3 = 15/6 = 2 i 3/6 = 2 i 1/2
8 i 2/9 * 6 = (8 + 2/9) * 6 = 8 * 6 + 2/9 * 6 = 48 i 12/9 = 49 i 3/9 = 49 i 1/3