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 (01/10/14) - 352.9
FitDay Start (02/28/14) - 333.7
Current Weight(07/25/14) - 292.7
Short term goal (08/31/14 - or sooner!) - 285.0
Long term goal (02/28/15) - 199.0 (ONEderland!!)