while (<DATA>) {
    s!\d+/\d+!$&!gee;
    print;
}
__DATA__
SYMM	1/8 - X, 1/8 + Y, 1/8 + Z
SYMM	1/6 - X, 1/6 + Y, 1/6 + Z
SYMM	1/4 - X, 1/4 + Y, 1/4 + Z

##</code><code>##

$_=$,=q,\,@4O,,s,^$,$\,,s,s,^,b9,s,
$_^=q,$\^-]!,,print