(69 + 85) * 27 − 836 : 19 = 154 * 27 − 44 = 4158 − 44 = 4114
$\snippet{name: op_column, sign: '+', x: '69', y: '85', z: '154'}$
$\snippet{name: column_multiplication, x: 154, y: 27}$
$\snippet{name: long_division, x: 836, y: 19}$
 
(3 * 165 + 6405) : 100 : 23 = (495 + 6405) : 100 : 23 = 6900 : 100 : 23 = 69 : 23 = 3
$\snippet{name: column_multiplication, x: 165, y: 3}$
$\snippet{name: op_column, sign: '+', x: '495', y: '6405', z: '6900'}$