Another tidbit: you don't need the ampersand to make a call. In fact, it can cause problems in some cases. Just call a sub by its name, offering the desired arguments. 
my $fred_total = total(@fred);

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[useless update: this is my 900th writeup]
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In reply to Re: Having problems with addition in sub by halley
in thread Having problems with addition in sub by bluethundr

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