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【教学内容】北师大版小学四年级第七册“P87~P88”温度。【教学目标】1.了解天气预报中零下温度的表示方法,并会正确读写。2.会比较两个零下温度的高低。3.通过读写温度,初步了解负数在生活中的作用。【教学重、难点】会用负数表示零下温度。【教学过程】一、课堂游戏,蕴涵新知游戏活动,教师说一个词,你们说相反的词。师:生活中像这样表示相反意义的事情还有很多。
【Content】 Beijing Normal University version of the fourth grade fourth grade “P87 ~ P88 ” temperature. 【Teaching Objectives】 1. Understand the expression of the temperature below minus the temperature, and will read and write correctly. 2. Will compare the two minus the temperature level. 3. By reading and writing temperature, a preliminary understanding of the negative role in life. [Teaching heavy, difficult] will use negative numbers that zero temperature. 【Teaching process】 First, the class games, implication of new game activity, the teacher said a word, you say the opposite word. Teacher: There are still many things in life that mean the opposite.