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）

M2013

2007-09-19 4:19 am

help la

回答 (2)

yi kin

2007-09-19 4:34 am

1.51-(2.15-1.7)
=1.51-0.45
=1.06

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用戶49893

2007-09-19 4:22 am

1.51-(2.15-1.7)
=1.51-0.45
=1.06

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