Issue 30752: Basic subtraction is wrong ( 1.83 - 1.52 == 0.31000000000000005) (original) (raw)

My Python-Installations Python 2.7.12, Python 3.4.5 @linux64 and the CLI on the python.org-Website (interactive shell) affected:

Python 3.6.0 (default, Jan 13 2017, 00:00:00) [GCC 4.8.4] on linux Type "help", "copyright", "credits" or "license" for more information.

1.83 - 1.52 0.31000000000000005

Expected= 0.31

Verified in irc-channel #python.de