Dyscalculia, or difficulty learning and applying math, is considered a type of a learning disability. If you have never had studies done to answer your question, you should do so now.
Unfortunately, many criminal lawyers are not very familiar with disabilities and their impact on behavior. It would be especially hard to find an attorney with expertise in ADHD and LD.
Another great example is word prediction. So for students who have difficulties with spelling, we have these fantastic programs that are very much like the auto correct on your smartphone.
What a failure on the part of your school system that he spent 14 years and never graduated. I wonder if he was ever evaluated or if he received services during his education.
First, my deepest respect for your perseverance. Wonderful. If the earlier testing was comprehensive and confirmed LD, you should not need additional testing.
Rachel: I am so pleased to hear you describe your problems. All too often, I see young adults who spend all of their time blaming others for their difficulties. You are correct.