How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 7/1100.0*Average seed
Bermuda 3 Long Island 1 -0.2
Brooklyn 1 Westchester 0 +0.1
Ocean City 4 Bermuda 0 +0.1
Vermont 2 Portland Phoenix 4 -0.0
Seacoast 1 Boston 1 -0.0
Week of 7/8100.0*Average seed
Portland Phoenix 5 Boston 0 +1.3
Spartans 0 NJ Rangers 1 +1.2
Virginia Beach 2 West Virginia 0 +0.7
Vermont 2 Azul 4 +0.3
Bermuda 2 Baltimore 1 -0.2
Vermont 2 Western Mass 1 +0.1
Ocean City 5 Westchester 1 +0.0
Week of 7/15None
Points
Chance Will Make Playoffs