How are these numbers calculated?

Big Games

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

Sunday100.0*Chance in playoffs100.0*Average seed
Car 7 Edi 2 -13.5
-0.2
Dun 3 Fif 4 (so)+9.1
+0.2
She 3 Hul 2 +3.6
+0.1
Cov 4 Not 3 -2.7
-0.1
Saturday100.0*Chance in playoffs100.0*Average seed
Bra 4 Fif 5 (so)+24.5
+0.4
She 2 Cov 0 +0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Sunday100.0*Chance in playoffs100.0*Average seed
Fif vs BraInInIn-3.2-3.2-33.4
+0.7+0.7+0.7-0.3-0.3-0.8
Hul vs She-18.8-18.9-18.8-12.4-12.5In
-0.2-0.2-0.2-0.1-0.1+0.3
Cov vs Car+3.2-2.1-2.0-2.1-2.0-2.1
+0.1+0.0+0.0-0.5-0.5+0.0

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTplayoffs12345678910Count
5310-0In901020,049,775
5200-169.7%2050304,209,634
5101-039.5396115,840,091
Total:72.9%47262740,099,500
Points
Chance Will Make Playoffs