题目内容
(1-
×1)+(2-
×1)+(3-
×3)+(4-
×2)+(5-
×5)+(6-
×3).
| 1 |
| 18 |
| 1 |
| 9 |
| 1 |
| 18 |
| 1 |
| 9 |
| 1 |
| 18 |
| 1 |
| 9 |
(1-
×1)+(2-
×1)+(3-
×3)+(4-
×2)+(5-
×5)+(6-
×3)
=(1+2+3+4+5+6)-
(1+2+3+4+5+6)
=21-
=19
.
| 1 |
| 18 |
| 1 |
| 9 |
| 1 |
| 18 |
| 1 |
| 9 |
| 1 |
| 18 |
| 1 |
| 9 |
=(1+2+3+4+5+6)-
| 1 |
| 18 |
=21-
| 21 |
| 18 |
=19
| 5 |
| 6 |
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