My daughter solved this type of problems when she was 7.

来源: Rubikscube 于 2009-02-10 13:12:32 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (115 bytes)

How about the following question:

Under what condition will two plus three not equal five?

One muggle

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• 1+1=?, 1-1=? -魔法彩虹- ♀ 给 魔法彩虹 发送悄悄话 (0 bytes) () 02/10/2009 postreply 13:16:26

• 这个题难 -怪哉- ♂ 给 怪哉 发送悄悄话 怪哉 的博客首页 (14 bytes) () 02/10/2009 postreply 13:28:36

• 回复：这个题难 -魔法彩虹- ♀ 给 魔法彩虹 发送悄悄话 (88 bytes) () 02/10/2009 postreply 13:34:43

• The answers are : -rubikscube- ♀ 给 rubikscube 发送悄悄话 rubikscube 的博客首页 (171 bytes) () 02/10/2009 postreply 15:22:39

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