http://www.perlmonks.org?node_id=816567

jagdish.eashwar has asked for the wisdom of the Perl Monks concerning the following question:

Hi,
I am unable to understand why 
perl -e "print 17554.61 + 2194.33 - 19748.94"

[download]
does not give a zero,but 
perl -e "print 19748.94 - 19748.94"

[download]
does.

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