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開放題 - 三位數加法

Author:spkwan

開放題 - 三位數加法

學生工作紙樣本

學生工作紙樣本
  1. 有沒有比468小的和?
  2. 還有比918大的和嗎?
  3. 和的百位可能是6嗎?
  4. 最接近500的和是多少?

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