How are these numbers calculated?

Big Games

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

Wednesday100.0*Chance in playoffs100.0*Average seed
CAV 3 IND 11 -0.1
HOL 2 PRI 17 -0.0
If winner is:HomeAway
GRA vs HAB-0.1+0.2
Thursday100.0*Chance in playoffs100.0*Average seed
GRA 0 HAB 6 +0.1
+0.1
CAV 5 IND 4 +0.0
If winner is:HomeAway
HOL vs PRI+0.1-0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678Count
525-0In70301,222,277
514-1In326805,625,807
503-2In5534210,231,668
492-3In06949,182,555
47-48In1004,807,136*
Total:In10335731,069,443

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs