12,5 + 23,9 = 35,4
$\snippet{name: op_column, sign: '+', x: 12.5, y: 23.9, z: 36.4}$

18,74 + 3,3 = 22,04
$\snippet{name: op_column, sign: '+', x: 18.74, y: 3.30, z: 22.04}$

6,6 + 14 = 20,6
$\snippet{name: op_column, sign: '+', x: 6.6, y: 14, z: 20.6}$

13,72 + 24,318 = 38,038
$\snippet{name: op_column, sign: '+', x: 13.72, y: 24.318, z: 38.038}$

4,18 + 7,52 = 11,7
$\snippet{name: op_column, sign: '+', x: 4.18, y: 7.52, z: 11.7}$

43,523 + 36,477 = 80,000
$\snippet{name: op_column, sign: '+', x: 43.523, y: 36.477, z: 80.000}$