第 3502520 期
7 + 5 + 9 + 5 + 5 = 31
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| 万 | 1 + 10 + 31 + 45 | = 87 → 7 |
|---|---|---|
| 千 | 2 + 11 + 32 + 60 | = 105 → 5 |
| 百 | 3 + 14 + 37 + 65 | = 119 → 9 |
| 十 | 4 + 19 + 38 + 74 | = 135 → 5 |
| 个 | 9 + 30 + 41 + 75 | = 155 → 5 |