Since you don’t have any open positions, there is no margin being “used”. If however you had open positions that were currently loosing money, this would decrease the Equity and in turn reduce the Free Margin. Required Margin is the amount of money that is set aside and “locked up” when you open a position. If you don’t have any open positions, then the Free Margin is the SAME as the Equity. If you don’t have any open position, calculating the Equity is easy. Learn how to trade forex in a fun and easy-to-understand format. When trades are open, the …