How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
GOLD 75 PPHS 92 In
+0.1
AAM 117 SG 121 +0.1
HELS 78 LKB 100 +0.2
JLG 95 SBR 122 -0.0
Week of 11/24100.0*Chance in playoffs100.0*Average seed
PPHS 77 JLG 96 -0.5
BUYS 77 HELS 70 +0.2
AAM 115 GOLD 110 -0.1
If winner is:HomeTieAway
Week of 12/1100.0*Chance in playoffs100.0*Average seed
PPHS vs AAM+0.7+0.1-1.0
BOOM vs HELS+0.4+0.3-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
81-0-0In891129,593,809
7.50-0-1In23771,054,508
70-1-0In227822,114,183
Total:In50173352,762,500
Games Above .500
Chance Will Make Playoffs