How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
Smyrna 87 Philly 79 -17.7
-1.3
Halifax 74 Milwaukee 85 +5.2
Detroit 84 Pittsburgh 50 -1.7
-0.2
New York 63 Denver 92 -1.7
-0.1
Atlanta 75 Chicago 112 +0.7
+0.1
Dover 115 Kansas City 57 -0.6
If winner is:HomeDrawAway
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Pittsburgh vs Philly-5.2-3.3+13.3
-0.5+0.2+1.2
Atlanta vs Denver+2.8-1.8-1.7
-0.1-0.3+0.0
Chicago vs Detroit+0.8-3.4-3.3
+0.1-0.2-0.2
Milwaukee vs Kansas City-0.5+0.6+0.9
-0.1+0.2+0.2
New York vs Halifax+0.7+0.6-0.5
+0.0+0.1-0.0
Smyrna vs Dover+0.2+0.5-0.1

What If

Chances based on how well the Philly finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-D-Lplayoffs123456789101112Count
83-0-070.0%07632280723,013
7.52-1-013.814463740081,907
72-0-16.46234224403,188,027
1-2-07.47254718303,029
6.51-1-10.00117423380222,806
0-3-0Out1041371241
61-0-20.0001154534504,069,911
0-2-1Out0218462943,828
5.50-1-2Out11651320134,280
50-0-3Out01484201,559,677
Total:7.2%00791515211716009,986,519
Games Above .500
Chance Will Make Playoffs