(+) means the handicap advantage is awarded to this team and the number that follows represents the number of handicap goal(s). For example, +1 means 1 goal is given to this team. To adjust the score result, you only need to add the handicap goal(s) to the official score of the team with handicap advantage.
What's my golf handicap if I shoot 100? If we make the assumption that you typically play a par 72 course, a player that shoots 100 every time they play would have a golf handicap of approximately 28.