You do not have to bring about any sort of the change in the structure of the paragraph sufficiently. It would be such an easy way out if you will be jotting down with the notes and explain out with some of the main points into the paragraph. You should be hence rewriting all by means of using the notes and not the original one. Proofreading the document as about 2-3 times definitely.
You have seen this type of article before - e.g. "10 Tips To Lose Weight" The key factor about this type of article is that each tip (each paragraph) makes sense in its own right - independently of the rest of the article. So if you can get a bunch of these paragraphs together, then you can mix any number of paragraphs in order to make your new article. The SpinnerChief TIPS plugin will do this task effortlessly for you. Check the details by clicking here
I've ranked websites in the past with spun content, and now they are still on #1 position of google. First year (2014) google found me because my spun was really bad, many paragraphs were just copied and my position drop from #2 to around #20 after a panda update. Later I cleaned all my text with better spun (I didn't buy any article!), my ranking went up again, and with more backlinks I reached #1 and it is still there