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脱式计算.16+13+141-12-131-(38+16)56-27+16.
题目详情
脱式计算.
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6 |
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▼优质解答
答案和解析
(1)
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(2)1-
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(3)1-(
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(4)
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1 |
6 |
1 |
3 |
1 |
4 |
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2 |
12 |
4 |
12 |
3 |
12 |
=
9 |
12 |
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3 |
4 |
(2)1-
1 |
2 |
1 |
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=1-
3 |
6 |
2 |
6 |
=
1 |
6 |
(3)1-(
3 |
8 |
1 |
6 |
=1-(
9 |
24 |
4 |
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=1-
13 |
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=
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(4)
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2 |
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1 |
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5 |
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1 |
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2 |
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