求翻译：从算数思维到代数思维，是小学数学教学所面临且必须解决的 一个重要问题。近年来，学生能否从算术学习顺利的过渡到代数学习成为了数学教育领域的一个热点问题。要解决好这个问题，教师必须充分明确其中的程序性、过渡性和可能遇到的困难，要结合教学实际，努力探讨教法和经验，以顺利完成从数字到符号、从特殊到一般、从程序到结构的过渡。利用带有未知数字的数式，来探究学生在完成数式的过程运用何种思维方式。重点讨论学生对含有两个未知数字的数式的不同类型的回答，以及学生在两个未知数字数式上的表现是如何影响他们在含有字母的式子上的表现。是什么意思？

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From arithmetic to algebra thinking, thinking is the primary teaching math and need to be addressed by a single important issue. In recent years, students from the arithmetic can smooth the transition to learning algebra Learning mathematics education has become a hot issue. To resolve this issue, t

From the word thought to algebraic thinking, is faced by the teaching of primary school mathematics and is an important issue that must be resolved. In recent years, the students ability to smooth transition from arithmetic to algebra learning has become a hot-button issue