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 +8.9
+0.2
Dun 3 Fif 4 (so)-4.9
-0.1
She 3 Hul 2 +2.3
+0.2
Cov 4 Not 3 -0.4
-0.1
Saturday100.0*Chance in playoffs100.0*Average seed
Bra 4 Fif 5 (so)-11.2
-0.2
She 2 Cov 0 +0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Sunday100.0*Chance in playoffs100.0*Average seed
Hul vs She-18.0-18.1-18.0-11.5-11.5In
-0.3-0.3-0.3-0.2-0.2+0.3
Fif vs Bra-14.3-14.3-14.4-8.7-8.7In
-0.3-0.3-0.3-0.1-0.1+0.4
Cov vs Car-12.4-0.6-0.6InInIn
-0.7-0.5-0.5+0.4+0.4+1.4

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTplayoffs12345678910Count
5310-0In792141,018,277
5200-180.6%31501916,299,653
5101-068.819493161,372,570
Total:81.2%27223219118,690,500
Points
Chance Will Make Playoffs