老師原有2.15kg果汁糖和1.51kg巧克力.他把1.7kg果汁糖分給學生後,餘下果汁糖和巧克力的重量相差多少（列式）
回答 (2)
2007-09-19 4:34 am
1.51-(2.15-1.7)
=1.51-0.45
=1.06
=1.51-0.45
=1.06
2007-09-19 4:22 am
1.51-(2.15-1.7)
=1.51-0.45
=1.06
=1.51-0.45
=1.06
收錄日期: 2021-04-23 22:31:27
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070918000051KK03389