How are these numbers calculated?

Big Games

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

Thursday, 1/1100.0*Chance in playoffs100.0*Average seed
AM 10 RM 7 +9.7
+0.5
Friday, 1/2100.0*Chance in playoffs100.0*Average seed
BLEH 4 AM 3 -8.2
-0.5
RYU 8 SYHK 4 +0.1
MTM 7 RM 6 +0.1
If winner is:HomeAway
BG vs OTD+2.3-1.9

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678Count
105-0100.0%024760256,065
94-199.529802,348,096
83-295.8096407,901,258
72-377.878221011,216,235
61-433.7345412006,108,061
50-52.3232511401,084,093
Total:72.6%00722251028,913,808
Games Above .500
Chance Will Make Playoffs