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
Ottawa 4 Worcester 0 -3.4
-2.0
Reading 4 Brooklyn 0 -0.4
+0.1
Maryland 2 Carolina 4 +0.4
+0.1
Worcester 6 Boston 0 +0.3
+0.1
NJ Rangers 3 Baltimore 2 -0.1
-0.1
Ottawa 2 Seacoast 0 -0.1
West Virginia 1 Palmetto 1 +0.1
Seacoast 1 Boston 1 +0.1
+0.0
Vermont 2 Portland Phoenix 4 -0.1
Western Mass 2 Azul 0 -0.1
Brooklyn 1 Westchester 0 -0.1
Baltimore 3 Express 2 -0.1
Bermuda 3 Long Island 1 +0.1
Maryland 1 Northern Virginia 0 +0.1
Nashville 0 West Virginia 0 +0.0
Week of 7/8100.0*Chance in playoffs100.0*Average seed
Seacoast 0 Worcester 2 +4.2
Carolina 1 Northern Virginia 1 +1.9
Baltimore 2 Brooklyn 2 +1.9
Long Island 0 Express 2 +1.8
Ottawa 1 Western Mass 1 +1.6
Vermont 2 Azul 4 +1.4
Ottawa 1 Azul 0 +0.3
Maryland 7 Fredericksburg 1 +0.1
Bermuda 2 Baltimore 1 +0.1
Seacoast 0 Portland Phoenix 0 -0.1
Boston 1 Worcester 0 -0.1
Nashville 0 Palmetto 0 +0.0
West-Texas 1 Laredo 3 +0.0
Ocala 2 Panama City 0 +0.0
Week of 7/15100.0*Chance in playoffs100.0*Average seed
Nashville 5 Fredericksburg 0 -0.6
Baltimore 2 Long Island 1 +0.4
Points
Chance Will Make Playoffs