$\snippet{name: column_multiplication, x: 518, y: 43}$
 
$\snippet{name: column_multiplication, x: 6324, y: 15}$
 
$\snippet{name: column_multiplication, x: 18605, y: 23}$

$\snippet{name: long_division, x: 306945, y: 95}$
 
$\snippet{name: long_division, x: 31920, y: 84}$