395 * 52 − 603 * 25 − 960 : 24 = 20540 − 15075 − 40 = 5465 − 40 = 5425
$\snippet{name: column_multiplication, x: 395, y: 52}$
$\snippet{name: column_multiplication, x: 603, y: 25}$
$\snippet{name: long_division, x: 960, y: 24}$
$\snippet{name: op_column, sign: '-', x: '20540', y: '15075', z: '5465'}$

256 * 407 − 33078 : 298 = 104192 − 111 = 104081
$\snippet{name: column_multiplication, x: 256, y: 407}$
$\snippet{name: long_division, x: 33078, y: 298}$
$\snippet{name: op_column, sign: '-', x: '104192', y: '111', z: '104081'}$