2,056 + 12,34 = 14,396
$\snippet{name: op_column, sign: '+', x: '2,056', y: '12,340', z: '14,396'}$

0,374 + 0,028 = 0,402
$\snippet{name: op_column, sign: '+', x: '0,374', y: '0,028', z: '0,402'}$

6,487 − 4,17 = 2,317
$\snippet{name: op_column, sign: '-', x: '6,487', y: '4,170', z: '2,317'}$

13,76 − 4,303 = 9,457
$\snippet{name: op_column, sign: '-', x: '13,760', y: '4,303', z: '9,457'}$

1 − 0,386 = 0,614
$\snippet{name: op_column, sign: '-', x: '1,000', y: '0,386', z: '0,614'}$

12 − 1,19 = 10,81
$\snippet{name: op_column, sign: '-', x: '12,00', y: '1,19', z: '10,81'}$