Try dividing 500/314 and replace the proper decimal point.
5/314
= 0.0159
===========( not all places, but enough places )
314
12.0769
100
0.6369
3.1847
285.4545
0.3185
7.4762
3.14 is a rational number. When divided by 5, another rational number, the result is still rational. In its most reduced form, we have (3.14/1)/5 = (314/100)/5 = 314/500 = 157/250 - a rational number
7.8344
20.16
1.7038