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
Ocean City 4 Bermuda 0 -0.6
Bermuda 3 Long Island 1 +0.5
Brooklyn 1 Westchester 0 +0.1
Week of 7/8100.0*Average seed
Bermuda 2 Baltimore 1 +0.7
Virginia Beach 2 West Virginia 0 -0.6
Spartans 0 NJ Rangers 1 -0.3
Portland Phoenix 5 Boston 0 -0.2
Ocean City 5 Westchester 1 +0.1
Seacoast 0 Portland Phoenix 0 +0.1
West-Texas 1 Laredo 3 -0.0
Vermont 2 Azul 4 -0.0
Week of 7/15100.0*Average seed
Bermuda 3 Westchester 1 +1.8
Points
Chance Will Make Playoffs