Hello
I have a table. I don't know how is english name but I want polish name
( Tabela przestawna). I have a three columns in this sheet.

1 column - date
2 column - time (Minimum time)
3 column - time (Maximum time)

I want add a new column into sheet where I want count disagreement (
Columnt 3 - Column 2).
For example: 16:00 - 8:00 = 8h.

How Can I do it?