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教育内容:练习册 P2、第2题 P3、第4题教学目标:在掌握凑十法的基础上进行20以内进位加法的整理和背诵。运用游戏能正确计算。教学过程:师述:上二节课学习了进位加法,这节课我们继续上练习课。出示课题“进位加法练习课”一、归类:(一)9加几的进位加法。1.先出示 9+4= 问这道题等于几谁会算?出示 9+7= 谁会算? 出示:9+9 等于几?
Educational Content: Exercise Book P2, Problem 2 P3, Problem 4 Teaching Objective: To organize and recite carry-in additions within 20 on the basis of mastering ten methods. Use the game can be calculated correctly. Teaching process: Teacher: The last two lessons learned the carry addition, this lesson we continue to practice class. Produce the subject “carry plus practice class” a, classified: (a) 9 plus a few carry addition. 1 first show 9 +4 = ask this question is equal to a few who will count? Show 9 +7 = who will calculate? Show: 9 +9 is equal to a few?