1 啲有向數 (+ ,, - ,, × ,, ÷ )嘅資料詳盡咁比我
有10點...
唔該...
一定要(+ ,, - ,, × ,, ÷ )牙,,,要多資料
thx....
有向數..... p.s 10點
2007-10-02 2:06 am
回答 (2)
2007-10-02 2:19 am
✔ 最佳答案
http://www.qcobass.edu.hk/user/ccw/public_html/interact_down3.htm#directhttp://www.hkedcity.net/resources/common/res_detail.phtml?res_cntr_id=29533
http://www.mfbmclct.edu.hk/~maths/learning_kit/direct_number/direct_number.htm
http://www.mathland.idv.tw/fun/egg.html
http://itied.ied.edu.hk/cgi-bin/resource/details.php3?id=512
收錄日期: 2021-04-24 08:23:32
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071001000051KK04152