820 替换法轻松解决小学难题#小学数学 #数学思维 #易错题

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2025-11-07
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MathChina
Welcome to my channel Math China I hope you all are well 🤗🤗🤗 ============================= If you like this video about How to solve this Math problem Please Like & Subscribe my channel as it helps me alot ，🙏🙏🙏
Welcome to my channel Math China I hope you all are well 🤗🤗🤗 ============================= If you like this video about How to solve this Math problem Please Like & Subscribe my channel as it helps me alot ，🙏🙏🙏
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600 附加题，学会多得10分#小学数学 #数学

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