题目内容
3个______减去2个
,剩______个
,就是
.
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接:根据题意可得:
3个
减去2个
,剩1个
,就是
.
故答案为:
,1,
.
3个
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| 3 |
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| 3 |
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故答案为:
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| 1 |
| 3 |
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