Bernie's math was questioned a number of times during the primaries.
http://www.wsj.com/articles/democrat...-up-1455726507
http://www.cnbc.com/2016/04/15/berni...ommentary.html
http://www.huffingtonpost.com/entry/...b04f9b57d83008
http://nymag.com/daily/intelligencer...th-battle.html
I think his heart was in the right place, but his decimal points were not.