Result
a) Cooperative results
In box [02837] the result of the following operation shall be entered, with its sign:
[02837] = [02827] - [02829] - [02832] - [02834]
b) Extra-cooperative results
In box [02838] the result of the following operation shall be entered, with its sign:
[02838] = [02828] - [02830] - [02833] - [02835] + [02836]