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
Pirae 4 Auckland City 11 -0.3
-0.3
If winner is:HomeDrawAway
Western United vs Amicale-9.0-1.7+22.3
-9.0-1.7+22.3
-1.4+0.7+2.7
Ba vs Gaïtcha-0.7+1.1+3.1
-0.7+1.1+3.1
+0.0-0.0-0.1
Tafea vs Team Wellington-0.6+0.9+0.7
-0.6+0.9+0.7
+0.0-0.0-0.1
Hekari United vs Team Wellington-0.6+0.9+0.7
-0.6+0.9+0.7
+0.0-0.0-0.1
Tafea vs Hekari United-0.2+0.9-0.2
-0.2+0.9-0.2
Tefana vs Hekari United+0.2*+0.0-0.5
+0.2*+0.0-0.5
+0.1-0.0-0.1
Tefana vs Tafea+0.2*+0.0-0.5
+0.2*+0.0-0.5
+0.1-0.0-0.1
Auckland City vs Western United-0.1-0.5+0.3
-0.1-0.5+0.3
-0.0-0.1+0.0
If winner is:HomeDrawAway
Week of 4/18100.0*Chance in playoffs100.0*Playoffs100.0*Average seed
Amicale vs Auckland City+19.4-2.4-9.1
+19.4-2.4-9.1
+2.6+0.6-1.5
Ba vs Pirae+0.3+1.4-1.2
+0.3+1.4-1.2
-0.0-0.1+0.1

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsPlayoffs123456789101112Count
62-0-094.1%94.1%10402618601,182,144
41-1-027.827.804244423501,725,977
31-0-10.90.9019273525305,050,444
20-2-0OutNo011761201629,854
10-1-1OutNo05583433,680,481
00-0-2OutNo1745385,388,916
Total:9.3%9.3%1324710122196141217,657,816
Points
Chance Will Make Playoffs