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
Living Legends 4.5 SPAM 6.5 +5.5
+0.2
Megano 6 JustJoe 5 -5.0
-0.2
FatFucks 5.5 Red's Rippers 5.5 -3.2
+0.0
Drunks 3 DE FAZIO 8 +2.4
+0.0
Boom 7 SmokButts 4 -1.5
-0.1
Shteekers 3 Shoot Inside 8 +1.1
+0.0
VaFangul 6 Pace 5 -0.1
-0.1
Week of 2/24100.0*Chance in playoffs100.0*Average seed
Red's Rippers 8.5 VaFangul 2.5 +17.9
+1.0
Living Legends 7 Megano 4 +7.2
-0.0
SPAM 6 DE FAZIO 5 +3.2
+0.2
Shteekers 5 SmokButts 6 +2.7
+0.1
Pace 6 Drunks 5 +1.3
+0.1
If winner is:HomeTieAway
Week of 3/2100.0*Chance in playoffs100.0*Average seed
Shoot Inside vs Red's Rippers-26.8+17.0In
-0.6+0.3+0.8
Megano vs Boom-26.9+12.5+12.5
-0.5+0.2+0.2
Drunks vs Living Legends+14.2+14.2-19.9
+0.2+0.2-0.3
FatFucks vs Shteekers+3.3-3.1-3.1
+0.2-0.0-0.3

What If

Chances based on how well the Red's Rippers finish out the regular season.   Explain

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314Count
221-0-0In683213,894,709
210-0-183.6%3351169,249,669
200-1-039.840471323,135,866
Total:66.6%274027746,280,244
Games Above .500
Chance Will Make Playoffs