How are these numbers calculated?

Big Games

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

Friday100.0*Average seed
NOT 2 SHE 3 +0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Saturday100.0*Average seed
BRA vs EDI+0.1+0.1+0.1-0.1-0.1-0.4

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
TPWL-OTplayoffs12345678910Count
5720-0In54462,237,596,638
5610-1In4456316,318,037
5511-0In1001,450,760,497*
5401-1In742687,545,675
5302-0In6535201,601,273
Total:In326624,293,822,120

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs