0,2 (18) = 2/10 + 18/99 · 1/10 = 99·2/990 + 18/990 = (198 + 18)/990 = 216/990 = 12/55
3,12 (6) = 3 +12/100 + 6 /9 · 1/100 = 3 + 3/25 + 2/300 = 3 + 3/25 + 1/150 = 3 + 19/150 =
= 3 19/150 = 469/150
3,(6) = 3 +6/9 = 3 + 2/3 = 3 2/3 = 11/3
0,(12) = 12/99 = 4/33
;
0,2 (18) = 2/10 + 18/99 · 1/10 = 99·2/990 + 18/990 = (198 + 18)/990 = 216/990 = 12/55
3,12 (6) = 3 +12/100 + 6 /9 · 1/100 = 3 + 3/25 + 2/300 = 3 + 3/25 + 1/150 = 3 + 19/150 =
= 3 19/150 = 469/150
3,(6) = 3 +6/9 = 3 + 2/3 = 3 2/3 = 11/3
0,(12) = 12/99 = 4/33
;
;
;