How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 4/26100.0*Chance in playoffs100.0*Promoted100.0*Average seed
Meraloma IV vs Salim Akbar III+9.4-9.4
+6.9-6.9
+0.6-0.6
Ind-Can II vs WC Tamils IV-0.1+0.1
-0.2+0.2
Windies III vs West Van VII+0.1-0.1
+0.3-0.3
West Van VI vs Brn Windies I-0.1+0.1
WC Tamils IV vs Kelowna II+0.1-0.1
If winner is:HomeAway
Week of 5/3100.0*Chance in playoffs100.0*Promoted100.0*Average seed
Salim Akbar III vs Meraloma IV-9.4+9.4
-6.9+6.9
-0.6+0.6
West Van VII vs WC Tamils IV-0.1+0.1
-0.3+0.3
Brn Windies I vs Ind-Can II+0.1-0.1
+0.3-0.3
Windies III vs West Van VI+0.1-0.1

What If

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

100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-LplayoffsPromoted123456789Count
68-72InYes1009,582*
6416-2InYes100016,154
6015-3InYes100084,933
5614-4In100.0%9730318,742
5213-5In99.7871300892,816
4812-6100.0%95.458375001,929,305
4411-799.967.01948284003,302,549
4010-890.313.511341369104,542,814
369-927.70.103244524305,047,959
328-100.6No01936411314,542,161
287-110.0No0052948183,303,445
246-12OutNo00537581,928,806
205-13OutNo001486888,049
164-14OutNo0397317,782
123-15OutNo010084,918
0-8OutNo10025,471*
Total:44.3%22.0%11111111111111111127,235,486

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs