论文部分内容阅读
“求一个数是另一个数的百分之几”的应用题,是义务教育小学六年级数学第11册的内容。这部分内容是学生在学习了分数乘除法应用题、百分数的意义、百分数与分数(小数)互化的基础上安排的。长期以来,因为这部分内容较为抽象,部分学生不易理解,导致学困现象比较突出。笔者经过多年的教学实践,认为这部分内容的教学应该把握好以下几个方面:一、认清标准量,找准单位“1”在教学分数(百分数)乘除法应用题时,教师首先要引
“Seeking a number is another few percent ” application question, is compulsory primary school sixth grade mathematics the eleventh volume. This part of the content is arranged on the basis that students learn the application of fractional multiplication and division, the meaning of the percentage, the percentage and the fraction (decimal). For a long time, because this part of the content is more abstract, some students are not easy to understand, leading to the phenomenon of learning more prominent. The author after years of teaching practice, that this part of the teaching should grasp the following aspects: First, recognize the standard amount, identify the unit “1 ” in teaching scores (percentage) multiplication and division of application questions, the teacher first To quote