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义务教育六年制小学数学课本第十册第一单元中的“求平均数”,是在学生已学过简单的求平均数问题的基础上进行教学的,与原有教材相比,新教材的求平均数不是作为应用题的一种类型来处理,而是注意从统计知识的角度来说明计算方法的。简单的统计知识前面刚学过,所以新旧知识联系比较紧密,故教学时,教师要注意联旧引新,在分析比较中
Compulsory education six years of primary school mathematics textbooks tenth unit first unit “for the average” is in the students have learned a simple average for teaching on the basis of the problem, compared with the original textbook, the new textbook The average is not treated as a type of application questions, but rather from the perspective of statistical knowledge to illustrate the calculation method. Simple statistical knowledge Just learned in front of, so the old and new knowledge links are relatively close, so teaching, teachers should pay attention to the old couple, in the analysis and comparison