108新課綱｜小五數學｜【解題】連乘的簡便計算（應用乘法交換律與結合律）
Synopsis
【四則計算規律（II）】 2️⃣【解題】連乘的簡便計算（應用乘法交換律與結合律） 太空小數蛙和朋友在執行火星任務時，遇上 ...
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