108新課綱｜小三數學｜【概念】認識分數：幾分之幾 2
Synopsis
用冬瓜檸檬汁的杯數來學習分數的概念吧！ 0:00 引起動機、情境一1:51 練習1 2:21 練習1 解答2:50 情境二4:08 練習2 4:43 練習2 ...
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