Building Numbers from Parts

Analyze the patterns and solve the equations!

1) Solve
400000 + 30000 + 6000 + 200 + 80 + 1
2) Solve
600000 + 10000 + 8000 + 300 + 6
3) Solve
500000 + 40000 + 7000 + 80 + 8
4) Solve
900000 + 10000 + 7000 + 600 + 70 + 7
5) Solve
300000 + 50000 + 900 + 30 + 8
6) Solve
600000 + 10000 + 6000 + 300 + 80 + 4
7) Solve
600000 + 60000 + 2000 + 500 + 60 + 4
8) Solve
400000 + 40000 + 1000 + 400 + 8
9) Solve
300000 + 10000 + 1000 + 100
10) Solve
200000 + 70000 + 7000 + 100 + 20 + 3
11) Solve
90000 + 2000 + 300 + 20 + 1
12) Solve
800000 + 50000 + 3000 + 70 + 2
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