How are these numbers calculated?

Big Games

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

Week of 7/1100.0*Chance in playoffs100.0*Average seed
Tigers 81 Blues 184 -7.7
-0.3
Bombers 115 Cats 111 -3.3
-0.1
Dockers 112 Suns 62 -1.4
-0.1
Kangaroos 70 Saints 79 +1.2
Bulldogs 127 Demons 63 +0.8
Crows 57 Swans 50 +0.7
+0.1
If winner is:HomeDrawAway
Week of 7/8100.0*Chance in playoffs100.0*Average seed
Bombers vs Tigers-17.5+2.5+17.4
-0.8+0.1+0.8
Bulldogs vs Blues-2.9-1.5+1.1
-0.1-0.1+0.1
Power vs Saints+2.5+1.2-1.0
+0.1+0.1-0.1
Magpies vs Kangaroos+0.5-0.5-2.8
+0.0-0.0-0.1
Suns vs Swans+2.4+1.2-0.7
+0.1+0.1-0.0

What If

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

100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs1234567891011121314151617Count
588-0-0In1145431014,762
567-1-0In064944107,130
547-0-1In012363120161,479
6-2-0In124651001,565
526-1-1In0146519168,182
5-3-0In11465191185
506-0-299.8%034246900736,457
5-2-199.90344458012,079
4-4-0In4650424
485-1-298.80130501710254,463
4-3-198.8131481911,177
465-0-388.8073943101001,732,464
4-2-289.6084042101035,300
3-4-188.21049291268
444-1-370.702234524500476,545
3-3-270.53234525402,568
2-5-166.73333333
424-0-433.60052941214002,361,597
3-2-335.10530412040051,141
2-4-238.114333522597
403-1-411.40110313618400500,647
2-3-312.6112313717302,770
1-5-2Out50502
383-0-52.00213323516201,926,021
2-2-41.902133235162039,429
1-4-3Out15402813475
362-1-50.10021232361610298,245
1-3-40.1021432361411,344
342-0-60.000316393660925,746
1-2-50.00031640356014,919
0-4-4Out774336714
321-1-6Out003205027092,708
0-3-5Out1165132238
301-0-7Out007444710239,305
0-2-6Out07444722,312
280-1-7Out0119728011,809
260-0-8Out087219127,130
Total:40.7%001714191714118620010,000,000
Games Above .500
Chance Will Make Playoffs