倍數與因數 - (04)尋找倍數練習 | 因數與倍數 | 均一教育平台

小學五年級數學倍數與因數教學，本影片在讓學生練習尋找倍數 ... Use this menu to view and help create subtitles for this video in many different languages. You'll probably want to hide YouTube's captions if using these subtitles.

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