32546 + 7008 + 82309 = 121863
$\snippet{name: op_column_rows, args: ['32546', '+7008', '+82309',], solution: '121863'}$
 
1200 − 172 * 3 + 308 = 1200 − 516 + 308 = 684 + 308 = 992
$\snippet{name: column_multiplication, x: 172, y: 3}$;
 
$\snippet{name: op_column, sign: '-', x: 1200, y: 516, z: 684}$
 
$\snippet{name: op_column, sign: +', x: 684, y: 308, z: 992}$