How are these numbers calculated?

Big Games

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

Sunday, 1/23100.0*Chance in playoffs100.0*Average seed
Char Meleons 7 Tarsonis City T 6 -13.5
-0.5
Tarsonis City T 1 Korhal War Pigs 8 -12.0
-0.5
Tarsonis City T 2 Pridewater Admi 6 -11.0
-0.5
Korhal War Pigs 2 Char Meleons 1 +0.6
Kaldir Yetis 0 Pridewater Admi 3 +0.6
Mar Sara Threat 3 Kaldir Yetis 0 +0.5
Kaldir Yetis 0 Korhal War Pigs 3 +0.3
Pridewater Admi 2 Mar Sara Threat 4 +0.1
If winner is:HomeAway
Sunday, 1/30100.0*Chance in playoffs100.0*Average seed
Tarsonis City T vs Char Meleons+19.7-19.7
+0.4-0.4
Tarsonis City T vs Kaldir Yetis+11.4-11.4
+0.4-0.4
Mar Sara Threat vs Tarsonis City T-10.5+10.5
-0.3+0.3
Char Meleons vs Mar Sara Threat-5.2+5.2
-0.1+0.1
Char Meleons vs Pridewater Admi-5.0+5.0
-0.1+0.1
Korhal War Pigs vs Pridewater Admi+0.7-0.7
Mar Sara Threat vs Korhal War Pigs-0.7+0.7
Pridewater Admi vs Kaldir Yetis-0.2+0.2

What If

Chances based on how well the Tarsonis City T finish out the regular season.   Explain

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTL-OTplayoffs123456Count
185-00-0100.0%4404970568,730
154-01-081.612259182,807,932
123-02-029.10296925,621,149
92-03-03.2371255,621,066
61-04-00.0030702,810,560
30-05-0Out199570,107
Total:26.0%01519512317,999,544
Points
Chance Will Make Playoffs