sudo dpkg -i libstdc++6_5.4.0-6ubuntu1~16.04.4_amd64.deb 
(Reading database ... 356478 files and directories currently installed.)
Preparing to unpack libstdc++6_5.4.0-6ubuntu1~16.04.4_amd64.deb ...
Unpacking libstdc++6:amd64 (5.4.0-6ubuntu1~16.04.4) over (4.4.3-4ubuntu5.1) ...
dpkg: dependency problems prevent configuration of libstdc++6:amd64:
 libstdc++6:amd64 depends on gcc-5-base (= 5.4.0-6ubuntu1~16.04.4); however:
  Version of gcc-5-base:amd64 on system is 5.4.0-6ubuntu1~16.04.5.

dpkg: error processing package libstdc++6:amd64 (--install):
 dependency problems - leaving unconfigured
Processing triggers for libc-bin (2.23-0ubuntu9) ...
Errors were encountered while processing:
 libstdc++6:amd64