How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
One Giant Step 108.86 Sophomores 74.4 In
+0.3
Buc Squad 64.74 Three Eyed Ravens 36.02 +0.1
Ruthless Richie 139.64 Reservation Dogs 79.68 +0.1
If winner is:HomeAway
Week of 11/28100.0*Chance in playoffs100.0*Average seed
One Giant Step vs Ruthless Richie+0.2-0.2
Reservation Dogs vs Sophomores-0.1+0.1
Ketchup and Mostert vs Three Eyed Ravens+0.1-0.1

What If

Chances based on how well the One Giant Step finish out the regular season.   Explain

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516Count
123-0In100884,730
112-1In9732,647,280
101-2In653312,648,609
90-3In1057294884,517
Total:In7521417,065,136
Games Above .500
Chance Will Make Playoffs