第 1 页 共 6 页 一年级上册数学凑十法专项练习

凑十法口诀：看大数，拆小数，凑成十，算得数。一九一九好朋友，

二八二八手拉手，

三七三七真亲密，

四六四六一起走，

五五凑成一双手。

凑十法的就是 9 加几转 10 加几的计算方法。以 2+9=11 为例

（1）把 9 分成 8 和 1

（2）凑十：2+8=10

（3）算得数：10+1=11 第 2 页 共 6 页 第 3 页 共 6 页 第 4 页 共 6 页 第 5 页 共 6 页 第 6 页 共 6 页

At the end, Xiao Bian gives you a passage. Minand once said, "people who learn to

learn are very happy people.". In every wonderful life, learning is an eternal theme. As

a professional clerical and teaching position, I understand the importance of

continuous learning, "life is diligent, nothing can be gained", only continuous learning

can achieve better self. Only by constantly learning and mastering the latest relevant

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development and innovate to meet the needs of the market. This document is also

edited by my studio professionals, there may be errors in the document, if there are errors, please correct, thank you! “ ”

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