How are these numbers calculated?

Big Games

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

Week of 4/11100.0*Chance in playoffs100.0*Playoffs100.0*Average seed
Ba 3 Lupe ole Soaga 1 -10.1
-10.1
-0.8
Pirae 3 Lupe ole Soaga 3 -9.5
-9.5
-0.4
Suva 2 Amicale 3 -1.0
-1.0
Gaïtcha 5 Pirae 2 +0.9
+0.9
+0.2
Auckland City 3 Western United 0 -0.8
-0.8
+0.0
Ba 3 Gaïtcha 0 -0.6
-0.6
Western United 0 Amicale 1 -0.4
-0.4
-0.0
Team Wellington 2 Tefana 1 -0.3
-0.3
-0.0
Tafea 2 Hekari United 3 -0.3
-0.3
-0.0
Suva 0 Auckland City 3 -0.1
-0.1
Hekari United 0 Team Wellington 2 Out
No
If winner is:HomeDrawAway
Tafea vs Team Wellington-0.4-0.2+0.1
Tefana vs Hekari United-0.1+0.0+0.1
Tefana vs Tafea+0.1-0.0-0.0
If winner is:HomeDrawAway
Week of 4/18100.0*Chance in playoffs100.0*Playoffs100.0*Average seed
Gaïtcha vs Lupe ole Soaga-1.4-0.5+2.7
Ba vs Pirae+0.1-0.2-0.5
Suva vs Western United-0.0+0.2-0.0

What If

Chances based on how well the Lupe ole Soaga finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsPlayoffs123456789101112Count
41-0-0OutNo24661005,340,205
20-1-0OutNo117592213,331,608
10-0-1OutNo0529402338,985,979
Total:OutNo72036262512217,657,792
Points
Chance Will Make Playoffs