$\snippet{name: op_column, sign: '+', x: '483', y: '376', z: '859 '}$
 
$\snippet{name: op_column, sign: '-', x: '516', y: '387', z: '129 '}$
 
$\snippet{name: op_column, sign: 'x', x: '327', y: '3', z: '981 '}$
 
$\snippet{name: long_division, x: 768, y: 8}$