How are these numbers calculated?

Big Games

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

Week of 2/6100.0*Pres Trophy
DRS 4 Flatbush 0 +8.2
DRS 4 Kushner 0 +3.8
Frisch 7 MTA 0 -3.3
Kushner 4 Frisch 5 (ot)-2.7
SAR 8 Ramaz 4 -0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Frisch vs JEC-7.6-7.6YesYesYesYes
If winner is:HomeHome OTHome SOAway SOAway OTAway
Week of 2/13100.0*Pres Trophy
HANC vs DRS-51.9YesYesYesYesYes

What If

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

100100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPWL-OTTplayoffsTrophy123456789Count
26-28In83.3%10015,201,769,052*
Total:In83.3%10015,201,769,052

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs