How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/24100.0*Chance in playoffs100.0*Average seed
RG3 49 JAND 100 +22.0
+2.0
RARE 56 Flex 66 -4.3
-0.4
HOOS 93 SYPH 71 -0.2
MAND 106 DOWD 115 -0.2
-0.1
Week of 12/1100.0*Chance in playoffs100.0*Average seed
JAND 86 Flex 84 +37.3
+3.4
DOWD 73 GORD 65 -0.3
ZONE 101 SYPH 91 -0.1
MAND 108 MOSS 63 -0.1
If winner is:HomeAway
Week of 12/8100.0*Chance in playoffs100.0*Average seed
Flex vs RG3-0.3In
RARE vs JAND-0.3In

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
81-0In99104,371,498
70-199.4%990100104,371,990
Total:99.7%990000008,743,488
Games Above .500
Chance Will Make Playoffs