Resuelve.
| 1 a. |
8000 + 0 + 40 + ____________ = 8044
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| 1 b. |
9 + 80 + _________ + 2000 = 2189
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| 2 a. |
5000 + 300 + ____________ + 5 = 5305
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| 2 b. |
_________ + 400 + 80 + 8 = 2488
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| 3 a. |
0 + 9 + 600 + _________ = 1609
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| 3 b. |
____________ + 3 + 300 + 4000 = 4393
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| 4 a. |
6 + ____________ + 100 + 9000 = 9196
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| 4 b. |
_________ + 30 + 1000 + 7 = 1037
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| 5 a. |
_________ + 0 + 3000 + 90 = 3093
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| 5 b. |
80 + _________ + 600 + 2000 = 2683
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| 6 a. |
7 + 2000 + _________ + 40 = 2547
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| 6 b. |
0 + ____________ + 0 + 8000 = 8000
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| 7 a. |
____________ + 900 + 6000 + 10 = 6912
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| 7 b. |
____________ + 50 + 5000 + 0 = 5450
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