10000以内的整数:三个数目的连加法

Age: 9
Level: grade 3
Language: Chinese (zh)
ID: 743102
21/02/2021
Country code: MY
Country: Malaysia
School subject: 数学 (1061698)
Main content: 三个数目的连加法 (1285935)
From worksheet author:

exercise for primary

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10000以内的整数:三个数目的连加法

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