Odpowiedź:
3 * 7/8 = 21/8 = 2 i 5/8
8/7 * 3 = 24/7 = 3 i 3/7
2 * 1 i 1/7 = 2 * 8/7 = 16/7 = 2 i 2/7
2 i 1/5 * 3 = 11/5 * 3 = 33/5 = 6 i 3/5
5 * 10 i 1/2 = 5 * 21/2 = 105/2 = 52 i 1/2
10 * 8 i 2/3 = 10 * 26/3 = 260/3 = 86 i 2/3
5 * 7/10 = 35/10 = 3 i 5/10 = 3 i 1/2