18以内的加法

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Age: 7
Level: 一年级
Language: Chinese (zh)
ID: 1154878
08/07/2021
Country code: MY
Country: Malaysia
School subject: 数学 (1061698)
Main content: 凑十法加法练习 (1429884)

primary one mathematic

Other contents: 凑十法加法练习

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18以内的加法

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