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
RARE 56 Flex 66 -7.6
-0.9
RG3 49 JAND 100 -3.0
-0.2
MOSS 95 GORD 63 -0.1
Week of 12/1100.0*Chance in playoffs100.0*Average seed
RG3 77 RARE 41 -0.2
JAND 86 Flex 84 -0.1
Week of 12/8None

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
31-0Out01004,371,990
20-1Out1004,371,498
Total:Out01008,743,488
Games Above .500
Chance Will Make Playoffs