How are these numbers calculated?

Big Games

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

Week of 12/7100.0*Chance in playoffs100.0*Average seed
OV Silver Seven 4 Glouc. Rangers 1 -0.1
If winner is:HomeAway
Glouc. Rangers vs Nepean Raiders+8.5-4.8
+0.1-0.1
RSL Kings vs Glouc. Rangers-5.4+3.5
-0.1+0.1
Ottawa Sting vs Nepean Raiders+0.5-1.5
SV Rapids vs OV Silver Seven+1.2-0.4
Nepean Raiders vs OV Silver Seven-0.6+0.9
Cumberland Jr G vs OV Silver Seven+0.1-0.1
If winner is:HomeAway
Week of 12/14100.0*Chance in playoffs100.0*Average seed
OV Silver Seven vs Glouc. Rangers-3.8+8.4
-0.1+0.1
Glouc. Rangers vs RSL Kings+2.7-5.8
+0.1-0.1
Glouc. Rangers vs OV Silver Seven-2.7+2.0
Glouc. Rangers vs Kanata Blazers-3.3+1.1
OV Silver Seven vs EO Cobras-0.6+0.6
OV Silver Seven vs Ottawa Sting-0.1+0.1
Kanata Blazers vs OV Silver Seven+0.0-0.1

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTTplayoffsPromoted1234567891011Count
37130-00InNo121522514,859
35121-00InNo43253110667
33112-00InNo074641608,805
31103-0099.9%No001348345066,203
2994-0095.9No11649304325,049
2785-0073.1No0120512701,094,034
2576-0035.5No03336502,590,955
2367-009.7No00109004,358,846
2158-001.3No0199005,193,936
1949-000.1No098204,305,693
17310-000.0No091902,407,090
15211-00OutNo65332855,653
13112-00OutNo226216174,408
11013-00OutNo406020,260
Total:12.2%No0000029843021,406,458
Points
Chance Will Make Playoffs