How are these numbers calculated?

Big Games

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

Week of 10/12100.0*Chance in playoffs100.0*Win MLS Cup100.0*Average seed
Sounders 0 Dynamo 0 -0.4
-0.8
-0.2
Rapids 2 Earthquakes 1 +0.1
Week of 10/16100.0*Chance in playoffs100.0*Win MLS Cup100.0*Average seed
Timbers 1 Rapids 0 -2.1
-0.1
-0.1
FC Dallas 2 Sounders 1 -0.8
-1.1
-0.3
Real Salt Lake 0 Sporting KC 0 -0.3
+0.3
+0.0
Dynamo 0 Galaxy 1 -0.3
-0.1
Week of 10/23100.0*Chance in playoffs100.0*Win MLS Cup100.0*Average seed
Sounders 2 Real Salt Lake 1 In
+3.7
+0.9
Whitecaps 4 Timbers 1 In
+0.2
+0.1
Sporting KC 2 Earthquakes 0 -6.3
-0.6
-0.2
Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 10/12100.0*Lottery seed
Sounders 0 Dynamo 0 +0.5
Week of 10/16100.0*Lottery seed
FC Dallas 2 Sounders 1 +0.6
Dynamo 0 Galaxy 1 +0.1
Timbers 1 Rapids 0 +0.1
Real Salt Lake 0 Sporting KC 0 -0.1
Impact 2 Toronto FC 2 -0.1
DC United 3 NYCFC 1 +0.1
Week of 10/23100.0*Lottery seed
Sounders 2 Real Salt Lake 1 -1.7
Sporting KC 2 Earthquakes 0 +0.4
Whitecaps 4 Timbers 1 -0.3
Orlando 4 DC United 2 -0.2
Revolution 3 Impact 0 -0.1