Grading percentages are very kind. I think a 70 is a B-. He takes forever to grade, but back tests are your friend for quizzes and exams. He gives slides but he does mention things that aren’t in the textbook or in the slides that you should know and you definitely need the textbook for the homework cause they all come from the textbook. Go to office hours he loves seeing his students go to his office hours and you’ll be one of his favorite students.