reinout-g: mariahmorgan143: -2-5
-2-5 = -7
http://www.mathsisfun.com/positive-negative-integers.html
Also take a look at this ( Just highlight-> left click -> choose goto )
http://web2.0calc.com/questions/positive-and-negative-numbers-directed-numbers
If you post a response, I will be glad to check your answers.