Have you been measuring and logging your food?
There is a saying, you cannot undo in the gym, your bad choices in the kitchen
Fitday has an awesome food tracker, and I am logging faithfully.
You will know, by how you feel, if you are working hard enough on your exercises
Start (02/28/14) - 333.7
Current Weight(03/28/14) - 316.4
Short term goal (04/25/14) - 299.9
Long term goal (02/28/15) - 199.0 (ONEderland!!)