9,2 − 6,7 = 2,5
$\snippet{name: op_column, sign: '-', x: 9.2, y: 6.7, z: 2.5}$

29,36 − 19,59 = 9,77
$\snippet{name: op_column, sign: '-', x: 29.36, y: 19.59, z: 9.77}$

13,5 − 8,28 = 5,22
$\snippet{name: op_column, sign: '-', x: '13.50', y: 8.28, z: 5.22}$

20 − 5,63 = 14,37
$\snippet{name: op_column, sign: '-', x: '20.00', y: 5.63, z: 14.37}$

8,3 − 4,678 = 3,622
$\snippet{name: op_column, sign: '-', x: '8.300', y: 4.678, z: 3.622}$

38,06 − 17,4 = 20,66
$\snippet{name: op_column, sign: '-', x: 38.06, y: '17.40', z: 20.66}$