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2019.11.20大A班刘铂成1-10的相邻数

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刘 沛尊
3
Published on 20 Nov 2019 / In Education environment

数字的了解

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vvvv
vvvv 6 years ago

宝贝认真学习,知道了数学中相邻数的概念,掌握10以内各数的相邻数,初步了解前后数字多1和少1的关系,真棒。

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