7,048 + 11,62 = 18,668
$\snippet{name: op_column, sign: '+', x: '7,048', y: '11,620', z: '18,668'}$

0,346 + 0,057 = 0,403
$\snippet{name: op_column, sign: '+', x: '0,346', y: '0,057', z: '0,403'}$

4,586 − 3,26 = 1,326
$\snippet{name: op_column, sign: '-', x: '4,586', y: '3,260', z: '1,326'}$

11,68 − 5,402 = 6,278
$\snippet{name: op_column, sign: '-', x: '11,680', y: '5,402', z: '6,278'}$

1 − 0,275 = 0,725
$\snippet{name: op_column, sign: '-', x: '1,000', y: '0,275', z: '0,725'}$

14 − 1,38 = 12,62
$\snippet{name: op_column, sign: '-', x: '14,00', y: '1,38', z: '12,62'}$