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最近,听了一节五年级上册第三单元“认识小数”的《比较小数的大小》,感觉这节课上得很顺畅:先比较整数部分的数,再依次比较小数部分的十分位上的数、百分位上的数……从学生的反馈来看也没什么难度,教师讲解的、反复练习的似乎都是学生一看就会的知识,40分钟的教学效果在5分钟内已经全部体现了,教师却用了大量的时间和精力在教这些知识点。
Recently, after listening to the “Compare the Decimals” of the fifth unit, Unit 3, “Knowing the Decimals,” I feel quite comfortable with this class. Compare the number of whole numbers before comparing the decimal places On the number of percentiles ... From the feedback of students is also no difficulty, the teacher explained, repeated exercises seem to be students will see the knowledge, 40 minutes of teaching effectiveness in 5 minutes have been All reflected, but teachers spend a lot of time and energy to teach these points of knowledge.