your original problems were:
Okay Dokay.
-6 + 1/2
-7 +1/2
-8 +1/2
?
Can you tell me what you get..
i just did it in my head real quick, i basically made 1/2 to .5 and added .5 to each one... but for your needs heres the step by step:
-12/2 + 1/2 = -11/2
-14/12 + 1/2 = -13/2
-16/2 + 1/2 = -15/2