Odpowiedź:
a) 9/14 : 6/1 = 9/14 * 1/6 = 3/14 * 1/2 = 3/28
b) 1 2/7 : 9/1 = 9/7 * 1/9 = 1/7 * 1/1 = 1/7
c) 6/7 * 5/2 = 3/7 * 5/1 = 15/7 = 2 1/7
d) 5/1 * 4/3 = 20/3 = 6 2/3
e) 5/4 * 9/2 = 45/8 = 5 5/8
f) 2/3 * 3/1 = 2/1 * 1/1 = 2/1 = 2
