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50以内破十法速算技巧
50以内破十法速算技巧
更新时间:2024-10-01 17:23:19

宋國鋒

50以内破十法速算技巧(破五進十加法口訣)1

珠算破五進十加法

50以内破十法速算技巧(破五進十加法口訣)2

一二三 筆珠算破五進十加法

本文為原創,未經作者許可,禁止轉載。

更多關于用筆學珠算内容,敬請繼續關注《今日頭條号——運籌帷幄說算籌》。

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