Odpowiedź:
a) 14/18 = 7/9
b) 36/40 = 18/20 = 9/10
c) 54/90 = 6/10 = 3/5
d) 24/30 = 4/5
14/18=7/9
36/40= 9/10
54/90=6/10=3/5
24/30=4/5
LICZE NA NAJ <3