<WARNING>Overkill ahead</WARNING> 
use Quantum::Superpositions;

my @array1 = qw( 1 83 90 120 140 300 );
my @array2 = qw( 83 140 );

my @filtered = grep all(@array2) != $_, @array1;

[download]
Or perhaps more simply 
foreach my $i (0 .. $#array1) {
    $array1[$i] == $_ and delete $array1[$i]
        foreach @array2;
}
my @filtered = grep defined, @array1;

[download]

HTH

_________
broquaint

In reply to Re: subtract one array from another by broquaint
in thread subtract one array from another by Anonymous Monk

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