Floating point comparison in linux script

[root@vikas ~]# echo 8.8 == 8.2 | bc
0
[root@vikas ~]# echo 8.8 == 8.8 | bc
1
[root@vikas ~]#


[root@vikas ~]# echo 8 == 2 | bc
0
[root@vikas ~]# echo 8 == 8 | bc
1
[root@vikas ~]#