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低年级学生刚学乘法应用题时最大的困难在哪里?我从多年的教学实践,认为是学生对乘法的定义虽然背得滚瓜烂熟,但是一做到乘法应用题时,就把被乘数与乘数的位置弄颠倒了。我在低年级学生刚学乘法应用题时,是怎样让他们理解和掌握被乘数和乘数的呢? 一、实物演示,具体认识什么是相同的加数,什么是相同加数的个数。例如,我拿出3扎铅笔,每扎都是5支。我先拿出1扎,让学生说出有几支;接着又拿出一扎,让学生说出这一扎还是几支;最后再拿出一
What is the biggest difficulty for students in lower grades just to learn the multiplication problem? From many years of teaching practice, I think it is the student's definition of multiplication. Although the definition of multiplication is very complicated, when multiplication is applied, The number of positions get upside down. When I was in the junior grades, I just learned how to multiply multiplicative multiplication when I was just learning how to apply the multiplication problem. First, the actual demonstration, what is the same plus, what is the same number of additions . For example, I took 3 sticks of pencil, each stick is 5. I first come up with 1 bar, let the students say a few; then come up with a bar, let the students say this bar or a few; finally come up with a