教师:重庆市朝阳小学覃宜丽教学过程:教师:前面,我们学习了“9”的组成,小朋友们还能运用“9”的组成口算得数是9的加法。现在,老师检查一下,看谁学得最好。用对口令复习9的组成:教师报数,学生对数。如教师报“5”,学生迅速对出“4”再抽两个学生互报、互对。口算和是9的加法:运用瞬时记忆法,让学生看一眼卡片上的题,然后背着卡片,脱口读出得数。看□+□=9的卡片,抽学 Teacher: Qin Li, Chongqing Chaoyang Primary School teaching process: Teacher: In front, we studied the composition of “9”, children can also use the “9” of the composition count port count is 9 addition. Now, the teacher checks to see who learns best. Review the composition of 9 with the password: the number of teachers reported, the number of students. Such as teachers reported “5”, the students quickly out of “4” and then pumping two students each other, each other. Mouth arithmetic sum is 9 addition: Using instantaneous memory method, let students take a look at the problem on the card, and then carrying the card, bluntly read the number. See □ + □ = 9 cards, learn