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
Western Mass 2 Azul 0 +12.1
+0.9
Ottawa 2 Seacoast 0 -8.9
-0.3
Vermont 2 Portland Phoenix 4 -2.9
-0.1
Reading 4 Brooklyn 0 -0.8
+0.0
Seacoast 1 Boston 1 +0.7
+0.1
Maryland 2 Carolina 4 +0.7
+0.1
Ottawa 4 Worcester 0 -0.7
West Virginia 1 Palmetto 1 +0.3
+0.0
NJ Rangers 3 Baltimore 2 -0.3
-0.1
Bermuda 3 Long Island 1 +0.1
Brooklyn 1 Westchester 0 -0.1
Nashville 0 West Virginia 0 +0.0
Maryland 1 Northern Virginia 0 -0.0
Week of 7/8100.0*Chance in playoffs100.0*Average seed
Ottawa 5 Portland Phoenix 1 -8.8
-0.2
Vermont 2 Western Mass 1 Out
-0.2
Spartans 0 NJ Rangers 1 -0.8
Seacoast 0 Worcester 2 -0.8
Carolina 1 Northern Virginia 1 -0.4
Virginia Beach 2 West Virginia 0 -0.4
Long Island 0 Express 2 -0.3
Ottawa 1 Western Mass 1 -0.2
Ottawa 1 Azul 0 +0.2
Nashville 0 Palmetto 0 +0.1
Seacoast 0 Portland Phoenix 0 -0.1
Maryland 7 Fredericksburg 1 -0.0
West-Texas 1 Laredo 3 +0.0
Week of 7/15100.0*Chance in playoffs100.0*Average seed
Baltimore 2 Long Island 1 +0.3
Nashville 5 Fredericksburg 0 -0.2
Points
Chance Will Make Playoffs