Pomocy :( na jutro daje naj załącznik jest

zad 6 3 * 6 2/3 = 3 * 20/3 = 20 7 * 2 1/5 = 7 * 11/5 = 77/5 = 15 2/5 1 5/7 * 3 = 12/7 * 3 = 36/7 = 5 1/7 5 1/3 * 10 = 16/3 * 10 = 160/3 = 53 1/3