Răspuns :
2,25=225/100
0,(72)=72/99
1,6(1)=1 intreg 61-1/90=60/90 si 1 intreg= 150/90=5/3
A) 2,25=225/100=9/4
B) 0,(72)=72/100=36/50=18/25
C) 1,6(1)= 1 intreg + 61-6/90=1 intreg + 55/90=
1 intreg + 11/18=18+11/18=29/18
B) 0,(72)=72/100=36/50=18/25
C) 1,6(1)= 1 intreg + 61-6/90=1 intreg + 55/90=
1 intreg + 11/18=18+11/18=29/18