$ perl -Mstrict -Mwarnings -E '
    use List::MoreUtils qw{pairwise};
    my @x = 0 .. 3;
    my @y = map { 10 + $_ } @x;
    say for pairwise {
        "$a + $b = " . ($a + $b) . "; $b - $a = " . ($b - $a)
    } @x, @y;
'
0 + 10 = 10; 10 - 0 = 10
1 + 11 = 12; 11 - 1 = 10
2 + 12 = 14; 12 - 2 = 10
3 + 13 = 16; 13 - 3 = 10