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
Cov 4 Bra 2 -0.1
-0.3
Not 1 Bel 3 +0.1
Edi 4 Dun 3 +0.1
If winner is:HomeAway
Wednesday100.0*Chance in playoffs100.0*Average seed
Hul vs Bra-0.2+0.2
-0.4+0.4

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
3210-0In991021,641
319-1In9280172,013
308-2In722620772,707
297-3In40481102,055,532
286-4In114738303,604,782
275-5In1175525204,326,577
264-6In01255122103,607,246
253-7100.0%03275118202,061,297
242-899.3033146191773,478
231-989.406335111170,726
220-1057.807514221,501
Total:99.8%112128211252017,587,500
Games Above .500
Chance Will Make Playoffs