How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Wednesday, 1/20100.0*Chance in playoffs100.0*Average seed
Harrison 8 Tippin 5 -17.7
-0.8
Hastings 7 Tippin 6 -17.7
-0.8
Flaxey 8 Morrissey 5 +3.0
+0.1
Middaugh 4 Harrison 6 +1.2
Auld 7 Kean 6 -0.7
Morrissey 4 Hastings 8 +0.6
Kean 3 Homan 8 +0.4
Homan 8 Hanna 7 +0.3
Hanna 6 Flaxey 4 -0.2
Middaugh 8 Auld 7 -0.1
Thursday, 1/21100.0*Chance in playoffs100.0*Average seed
Tippin 9 Middaugh 8 +16.4
+1.0
Kean 3 Tippin 7 +4.2
+0.5
Flaxey 6 Hastings 4 +4.1
+0.1
Hastings 4 Hanna 10 +2.7
-0.1
Morrissey 5 Harrison 9 -0.9
Auld 6 Harrison 5 +0.6
Morrissey 4 Kean 7 +0.5
Auld 4 Homan 7 +0.4
+0.0
Hanna 6 Middaugh 5 +0.4
-0.1
If winner is:HomeAway
Friday, 1/22100.0*Chance in playoffs100.0*Average seed
Tippin vs Auld+32.3-32.3
+1.0-1.0
Tippin vs Morrissey+7.1-18.4
+0.3-0.7
Hanna vs Kean-6.2+16.2
-0.1+0.3
Hanna vs Morrissey-6.2+16.1
-0.1+0.2
Hastings vs Homan-6.7+0.6
-0.3+0.0
Harrison vs Flaxey-1.6+4.0
-0.1+0.3
Flaxey vs Auld+1.3-0.5
Middaugh vs Homan+1.4-0.1
-0.1+0.0
Middaugh vs Kean-0.1+0.2
Harrison vs Hastings+0.1-0.1
-0.1+0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
62-0In6228105,757,976,403
51-157.9%4183641107,962,122,883
40-22.302572911102,212,224,994
Total:65.4%24192228520015,932,324,280
Games Above .500
Chance Will Make Playoffs