<span>74,62-58,025+(-34,31)-(-56,78)-(+39,065)=0</span>
<span>74,62-58,025=16.595</span>
<span>16.595-34.31=-17.715</span>
<span>-17.715+56.78=39.065</span>
<span>39.065-39.065=0</span>