How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Sunday, 4/7100.0*Chance in playoffs100.0*Average seed
Shakuras Inquis 7 Char Meleons 2 +6.5
+0.4
Tarsonis City T 2 Shakuras Inquis 1 (ot)-6.1
-0.4
Aiur Storms 2 New Gettysburg 3 +0.1
Mar Sara Threat 4 Redstone Reapers 5 (ot)+0.1
New Gettysburg 0 Mar Sara Threat 3 +0.1
Redstone Reapers 3 Aiur Storms 2 (ot)-0.1
Korhal War Pigs 8 Tarsonis City T 2 -0.1
If winner is:HomeAway
Char Meleons vs Korhal War Pigs-0.4+0.4
Sunday, 4/14100.0*Chance in playoffs100.0*Average seed
Char Meleons 4 Mar Sara Threat 1 -0.7
If winner is:HomeAway
Shakuras Inquis vs New Gettysburg+6.3-9.6
+0.4-0.7
Mar Sara Threat vs Shakuras Inquis-5.9+9.6
-0.5+0.7
Aiur Storms vs Korhal War Pigs-1.6+0.9

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTL-OTplayoffs12345678Count
3711-00-0In99113,319
3410-01-0In9010090,073
319-02-0In65351482,711
288-03-0In286111001,523,920
257-04-0In341479003,123,455
226-05-0100.0%03314816104,373,908
195-06-094.701154633504,270,556
164-07-042.7063746112,902,513
133-08-04.20440551,349,902
102-09-00.101090408,550
71-010-0Out19972,178
40-011-0Out10011,523
Total:80.3%5141616151411818,622,608
Points
Chance Will Make Playoffs