salary negotiations are not just a generic number, there are many factors, such as what type of job it is, what industry etc... we need to know more information, what type of job is it? what is your experience level, degrees etc... its not just black and white
Also in general you will be making 30% less as a full time salaried employee than what you would make as a consultant, here is the formula
http://factoidz.com/consulting-salaries-how-to-convert-your-hourly-rate-to-an-annual-salary-equivalent/