20860 * 6 = 125160
$\snippet{name: column_multiplication, x: 20860, y: 6}$
 
41500 * 9 = 373500
$\snippet{name: column_multiplication, x: 41500, y: 9}$
 
42800 * 7 = 299600
$\snippet{name: column_multiplication, x: 42800, y: 7}$
 
3 * 90304 = 270912
$\snippet{name: column_multiplication, x: 90304, y: 3}$
 
8 * (7852 − 1309) = 8 * 6543 = 52344
$\snippet{name: op_column, sign: '-', x: '7852', y: '1309', z: '6543'}$
$\snippet{name: column_multiplication, x: 6543, y: 8}$
 
5 * (12805 + 73607) = 5 * 86412 = 432060
$\snippet{name: op_column, sign: '+', x: '12805', y: '73607', z: '86412'}$
$\snippet{name: column_multiplication, x: 86412, y: 5}$