Odpowiedź:
Zad. 53
a) = 6/0,6 * 6 = 36/0,6 = 36 * 10/6 = 360/6 = 60
b) = 9 : 0,27/9 = 9 * 9/0,27 = 81/0,27 = 81 * 10/27 = 810/27 = 30
c) = 10/6 * 8/12 = 80/72 = 10/9
d) = 8/4 : 2/9 = 8/4 * 9/2 = 4/4 * 9 = 1 * 9 = 9
