Numerical operator can be used on the scalar values.

examples/scalars/numerical_operators.p6

#!/usr/bin/env perl6
use v6;
my $x = 3;
my $y = 11;
my $z = $x + $y;
say $z; # 14
$z = $x * $y;
say $z; # 33
say $y / $x; # 3.66666666666667
$z = $y % $x; # (modulus)
say $z; # 2
$z += 14; # is the same as $z = $z + 14;
say $z; # 16
$z++; # is the same as $z = $z + 1;
$z--; # is the same as $z = $z - 1;
$z = 23 ** 2; # exponentiation
say $z; # 529