How are these numbers calculated?

Big Games

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

Tuesday, 3/19100.0*Chance in playoffs100.0*Average seed
usa 10 jpn 3 -16.3
-0.8
jpn 6 ita 4 +8.8
+0.5
chn 7 ger 5 +2.3
+0.1
den 6 ger 5 +1.9
+0.1
swe 8 can 4 +1.8
+0.1
den 4 rus 5 -1.8
-0.1
can 7 ita 6 -1.6
-0.0
rus 9 lat 7 -1.3
-0.1
sco 9 lat 5 -0.9
-0.0
usa 6 sui 7 +0.5
sco 11 sui 4 +0.5
swe 4 chn 6 +0.4
Wednesday, 3/20100.0*Chance in playoffs100.0*Average seed
swe 9 jpn 4 -9.3
-0.5
rus 10 jpn 3 -5.5
-0.5
ger 5 can 8 -2.2
chn 9 usa 5 +2.0
usa 9 lat 2 -1.7
-0.1
ger 3 sui 7 -1.1
den 6 sco 8 -0.2
lat 3 chn 7 -0.1
Thursday, 3/21100.0*Chance in playoffs100.0*Average seed
jpn 4 can 8 -0.3
can 7 chn 4 +0.1
lat 8 sui 7 +0.1
lat 5 den 8 -0.1
swe 8 ger 6 +0.0
usa 4 sco 8 +0.0
If winner is:HomeAway
chn vs jpn-0.7+0.8
sui vs den+0.3-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
51-0Out683224,439,547
40-1Out198128,322,893
Total:Out32254352,762,440
Games Above .500
Chance Will Make Playoffs