You can put this solution on YOUR website! THE SECRET HERE IS TO CALCULATE THE DIFFERENCE BETWEEN TWO NUMBERS & THEN USE THE SIGN OF THE GREATER NUMBER.
-6+5=-1 THE DIFFERENCE HERE IS 1 WITH THE LARGER NUMBER (6) BEING -
7-5=2 THE DIFFERENCE IS 2 WITH THE LARGER NUMBER (7) BEING +
-11+6=-5 THE DIFFERENCE IS 5 WITH THE GREATER NUMBER (11) BEING -