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枫下家园 / 望子成龙 / 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
-baoxia(baoxia);
2008-1-19
{373}
(#4199917@0)
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hundred place/The expanded form is 500+70+7/words: five hundred and seventy seven
-timberland(timberland);
2008-1-19
(#4199987@0)
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谢谢,但还是不明白为啥magic number is in the hundred place
-baoxia(baoxia);
2008-1-19
(#4200098@0)