In accounts, we often hilight negative numbers in red. It's one of the defaults in things like excel. So red text has come to mean '-'. '-' is also 'taken awa

In accounts, we often hilight negative numbers in red. It's one of the defaults in things like excel. So red text has come to mean '-'. '-' is also 'taken away', so I can see why it's logical to have it in red. As for green.. well - opposite.