Combined Disability Ratings: The VA Math No One Explains

If you have multiple service-connected disabilities, you’ve probably done the mental math: A 50 percent rating plus a 30 percent rating should equal 80 percent. It does not. The VA does not add disability ratings together.
It uses a formula many veterans have never had explained to them, and the difference between what you expect and what the VA awards can mean hundreds of dollars per month for the rest of your life.










