Jan 19th, 2008, 16:44 | #1 |
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注册日期: May 2006
帖子: 50
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儿子的数学题,看不懂
儿子的家庭作业有一道数学题,我看了半天,google 上search 了一把,还是不明白,惭愧啊,望那位给指点一下。题目是这样的: ten-thousands thousands hundreds tens ones 5 7 7 the magic number is in the _____________ place. Expanded form:_______________ Words:________________ 谢谢 |
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