论文部分内容阅读
课前慎思关于《有趣的数字》一课,我的问题和困惑是:1我们让孩子学习了解罗马数字,学生真正感受到位值文化了吗?数值赋值真的是生活中必不可少的吗?2《有趣的数字》一课教学难点是什么?为什么会有这样的难点?怎样理解古人的赋值思想?怎么赋值?3怎样使学生真正感受到赋值的必要性,理解数的组成?经过思考最终决定解决这三个问题。创设怎样的情境。刚开始,我只想引入罗马数
Before class, think about “interesting numbers.” My questions and puzzles are: 1 Do we let children learn Roman numerals and do students really feel bit culture? Is numerical assignment really essential in life? 2 What are the difficulties in teaching a class of “interesting numbers”? Why are there such difficulties? How to understand the concept of ancients' assignment? How to assign values? 3 How to make students really appreciate the necessity of assignment and how to understand the composition of numbers? Decided to solve these three issues. Create what kind of situation. At first, I just want to introduce Roman numbers