0,16 =16/10
-3,14=314/100
0,(8)=8/9
-5,(7)=-5 intreg 7/9
0,3(5) = 35-3/90
8,21(6) = 8 intreg 216-21/900
-4,97(35)=-4 intreg 9735-97/9900
-0,72= -72/100
5,36 =536/100
-0,(42) =-42/99
-3,(18) =- 3 intreg 18/99
0,5(3) =53/90
12,3(45) =12 intreg 345-3/990
-7,6(543) =-7 intreg 6543-6/9990