How are these numbers calculated?

Big Games

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

Week of 11/20100.0*Chance in playoffs100.0*Average seed
Visigoths 83.58 Ponies Are Pret 106.92 +27.5
+1.5
*Football Giant 69 Angry Ants 69.54 +5.7
+0.3
Nomads 99.28 Mandrill ManHun 94.84 -4.6
-0.2
DAM Rednecks 115.6 Rhymes with Pun 71.92 +1.1
+0.1
Krokodil Hunter 79.3 One Fate 84.86 -1.1
-0.1
Menz's Marauder 67.12 Fighting Mongoo 89.42 +1.1
+0.1
Cosmic Crushers 62.92 rofl-o bills 75.66 +0.6
Week of 11/27100.0*Chance in playoffs100.0*Average seed
Cosmic Crushers 48.6 Ponies Are Pret 115.04 +17.4
+1.0
DAM Rednecks 84.5 One Fate 111.84 -3.4
-0.3
Nomads 97.78 Fighting Mongoo 45.22 -3.2
-0.2
Menz's Marauder 91.32 Rhymes with Pun 71.72 -2.4
-0.1
*Football Giant 131.78 Visigoths 73.84 -1.3
+0.1
Krokodil Hunter 80.42 rofl-o bills 60.74 -0.5
-0.1
Angry Ants 98.38 Mandrill ManHun 115.4 -0.1
If winner is:HomeAway
Week of 12/4100.0*Chance in playoffs100.0*Average seed
Krokodil Hunter vs Ponies Are Pret-19.2In
-1.5+0.8
*Football Giant vs Mandrill ManHun-13.9+7.7
-0.2+0.1
Cosmic Crushers vs Visigoths+9.0-4.9
+0.2-0.1
Nomads vs Rhymes with Pun+2.4-4.4
-0.2+0.3
Menz's Marauder vs One Fate-4.4+2.4
+0.4-0.2

What If

Chances based on how well the Ponies Are Pret finish out the regular season.   Explain

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
71-0In540361907,853,466
60-170.2%530352284,325,935
Total:89.4%3262523128312,179,401
Games Above .500
Chance Will Make Playoffs