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*Chance in playoffs100.0*Average seed
Reading 4 Brooklyn 0 Out
-0.9
West Virginia 1 Palmetto 1 +0.0
Brooklyn 1 Westchester 0 +1.0
Baltimore 3 Express 2 -0.2
River City 1 Inferno 2 -0.1
NJ Rangers 4 Spartans 0 +0.1
Bermuda 3 Long Island 1 +0.1
Seacoast 1 Boston 1 +0.1
Kansas City 5 St. Louis 1 +0.1
Orlando City 2 Mississippi 1 +0.1
Maryland 1 Northern Virginia 0 +0.1
Virginia Beach 1 SW Virginia 3 -0.0
Week of 7/8100.0*Chance in playoffs100.0*Average seed
Baltimore 2 Brooklyn 2 +0.7
Spartans 0 NJ Rangers 1 +0.7
Carolina 1 Northern Virginia 1 +0.6
Vermont 2 Azul 4 +0.6
Bermuda 2 Baltimore 1 +0.1
Nashville 0 Palmetto 0 -0.1
Long Island 5 Brooklyn 3 -0.1
Week of 7/15100.0*Chance in playoffs100.0*Average seed
Baltimore 2 Long Island 1 -0.6
Palmetto 4 Northern Virginia 0 -0.4
Ocean City 1 Brooklyn 0 -0.3
Nashville 5 Fredericksburg 0 +0.1
Points
Chance Will Make Playoffs