How are these numbers calculated?

Big Games

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

Week of 2/29100.0*Pres Trophy100.0*Average seed
Crew 14 Balls 19 -18.7
-0.7
National 20 Crottes 18 +7.0
+0.1
Punks 7 Calumets 21 -0.7
-0.1
Week of 3/7100.0*Pres Trophy100.0*Average seed
National 15 Balls 5 +4.3
Crew 16 Loonies 12 +4.3
+0.5
Punks 3 Crottes 16 -1.4
-0.2
Calumets 16 Titans 20 +0.3
+0.2
If winner is:HomeHome OTHome SOAway SOAway OTAway
Week of 3/14100.0*Pres Trophy100.0*Average seed
Crottes vs TitansNoNoNo+12.5+12.5+12.5
-0.2-0.2-0.2+0.2+0.3+0.2
National vs CrewNoNoNo+12.5+12.5+12.5
-0.7-0.5-0.5+0.6+0.6+0.6
Punks vs Balls+12.5+12.5+12.5NoNoNo
+0.2+0.2+0.2-0.3-0.3-0.2
Calumets vs Bizoune-0.1-0.1-0.1+0.1+0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPW-L-TplayoffsTrophy12345678910Count
271-0-0In25.0%25502516,714,060
250-1-0InNo782216,722,280
Total:In12.5%1225521133,436,340
Games Above .500
Chance Will Make Playoffs