一道小小的数学题？

不知道你学过C语言了吗，我这是通过C语言编程算出来的。
99/100=0.990000
98/99=0.989899
97/98=0.989796
96/97=0.989691
95/96=0.989583
94/95=0.989474
93/94=0.989362
92/93=0.989247
91/92=0.989130
90/91=0.989011
89/90=0.988889
88/89=0.988764
87/88=0.988636
86/87=0.988506
85/86=0.988372
84/85=0.988235
83/84=0.988095
82/83=0.987952
81/82=0.987805
80/81=0.987654
79/80=0.987500
78/79=0.987342
77/78=0.987179
76/77=0.987013
75/76=0.986842
74/75=0.986667
73/74=0.986486
72/73=0.986301
71/72=0.986111
70/71=0.985915
69/70=0.985714
68/69=0.985507
67/68=0.985294
66/67=0.985075
65/66=0.984848
64/65=0.984615
63/64=0.984375
62/63=0.984127
61/62=0.983871
60/61=0.983607
59/60=0.983333
58/59=0.983051
57/58=0.982759
56/57=0.982456
55/56=0.982143
54/55=0.981818
53/虚物54=0.981481
52/53=0.981132
51/52=0.980769
50/51=0.980392
49/50=0.980000
48/49=0.979592
47/48=0.979167
46/47=0.978723
45/46=0.978261
44/45=0.977778
43/44=0.977273
42/43=0.976744
41/42=0.976190
40/41=0.975610
39/40=0.975000
38/39=0.974359
37/38=0.973684
36/37=0.972973
35/36=0.972222
34/35=0.971429
33/34=0.970588
32/33=0.969697
31/32=0.968750
30/31=0.967742
29/30=0.966667
28/29=0.965517
27/28=0.964286
26/27=0.962963
25/26=0.961538
24/25=0.960000
23/24=0.958333
22/23=0.956522
21/差睁液22=0.954545
20/21=0.952381
19/20=0.950000
18/19=0.947368
17/18=0.944444
16/早镇17=0.941176
15/16=0.937500
14/15=0.933333
13/14=0.928571
12/13=0.923077
11/12=0.916667
10/11=0.909091
9/10=0.900000
8/9=0.888889
7/8=0.875000
6/7=0.857143
5/6=0.833333
4/5=0.800000
3/4=0.750000
2/3=0.666667
1/2=0.500000

99/100=98/99=(97/98)=(96/97).......

以此类推滚好地话
应大轮铅为97/桐如98=...=1/2=0/1=0
不能再下去了
因为0不能为除数
规律为n/n-1...
咯咯

算术运算中：
0.99
0.98(98无限循环)
C语言中：
0
0

99/100=98/99=1