a) 2,52 ori 0,(3)=
252/100 ori 3/9=
63/25ori 1/3=21/25
b) 5/7 ori 2,8=
5/7ori 28/10=
5/7ori14/5=2
c) 5/9 ori 7,2=
5/9ori72/10=
5/9ori 36/5=4
d) 4,(3) + 4,(2)=
39/9+38/9=77/9
e) 9/38 ori 4,(2)=
9/38 ori 38/9=1
f) 1,2(1) ori 100/90=
109/90 ori 100/90=
109/90 ori 10/9=
1090/810=109/81