How are these numbers calculated?

Big Games

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

Week of 2/17100.0*Chance in playoffs100.0*Average seed
Shteekers 3 Shoot Inside 8 -4.7
-0.5
Megano 6 JustJoe 5 -3.0
-0.1
Living Legends 4.5 SPAM 6.5 +1.3
Drunks 3 DE FAZIO 8 +1.1
Boom 7 SmokButts 4 -0.8
-0.1
FatFucks 5.5 Red's Rippers 5.5 +0.7
+0.0
Week of 2/24100.0*Chance in playoffs100.0*Average seed
Shteekers 5 SmokButts 6 -10.5
-0.7
Red's Rippers 8.5 VaFangul 2.5 -4.2
-0.1
Living Legends 7 Megano 4 +2.4
+0.2
SPAM 6 DE FAZIO 5 +2.3
Pace 6 Drunks 5 +1.1
+0.0
FatFucks 4.5 Boom 6.5 -0.1
If winner is:HomeTieAway
Week of 3/2100.0*Chance in playoffs100.0*Average seed
Megano vs Boom-20.6+9.6+9.6
-0.5+0.2+0.2
FatFucks vs Shteekers-11.7+5.1In
-0.4+0.0+0.6
Shoot Inside vs Red's Rippers+11.4-7.6-13.9
+0.3-0.2-0.4
Drunks vs Living Legends+5.0+5.1-7.0
+0.1+0.1-0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314Count
221-0-0In10014,654,683
210-0-190.5%4843109,248,693
200-1-073.7274723322,376,868
Total:85.4%543113246,280,244
Games Above .500
Chance Will Make Playoffs