How are these numbers calculated?

Big Games

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

Week of 11/29100.0*Chance in playoffs100.0*Last Place100.0*Average seed
Johnny 105 Ryan 106.6 -1.0
+0.2
-0.1
Jordan 151 Liam 99 +0.9
+1.8
+0.1
Greg 198 Julia 99 -0.7
Daniel 114.9 Jesus 104.2 +0.4
+0.2
Joe 155 James 109 +0.1
Week of 12/6100.0*Chance in playoffs100.0*Last Place100.0*Average seed
Jordan 101 Johnny 144 No
+0.1
Liam 142 James 104 -0.1
Week of 12/13None

What If

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

100100100100100100100100100100
If finish:Chance inWinChance will finish regular season at seedLast
TPW-LplayoffsTitle12345678910PlaceCount
101-0OutNo793No7,511,819,067
80-1OutNo100No22,738,789,833
Total:OutNo298No30,250,608,900
Games Above .500
Chance Will Make Playoffs