What are the cost differences between hiring a freelancer and a full-time employee?

[Btaliat]

There is a need for the contractor to know the cost effective of hiring a freelancer and as well the full-time employees. Doing this will save the clients from wasting time. There are some tasks that it is better for the clients to make use of the freelancers, at least, they can save money doing this. And there are some tasks that can be done by some employees that are full-time. All these are needed to be put into consideration before deciding.