1、,数的顺序,情境导入,探究新知,课堂小结,课后作业,认识100以内的数,课堂练习,3,1,情境导入,返回,2,1,10,12,19,23,25,26,28,34,37,43,53,48,58,67,64,73,75,76,78,89,82,100,91,2,3,4,5,6,7,8,9,11,13,14,16,15,17,18,20,22,29,21,24,27,30,33,35,36,38,32,39,31,40,44,47,45,46,42,49,41,50,54,57,55,56,52,59,51,60,63,68,65,66,62,69,61,70,77,74,79,71,80,72,8
2、3,85,86,88,87,84,81,90,99,92,93,95,96,98,97,94,按 顺 序 在 方 格 里 填 数。,探究新知,返回,3,返回,4,16,25,26,22,24,13,33,返回,5,1.你能按顺序填一填吗?,28,29,33,98,97,93,30,31,32,34,35,36,37,38,39,40,100,99,96,95,94,92,91,90,89,88,课堂练习,返回,6,(1)比69大1的数是( )。,(2)比100小1的数是( )。,(3)40比( )大1,比( )小1 。,70,99,39,41,2.,返回,7,3.王医生从1号病人看起, 现在要看35号病人。你知道王医生已经看过多少病人了吗?,(人),35,-,1,34,返回,8,通过今天的学习,我们熟记了百数表,并能根据数在百数表中的排列顺序可以判断数的大小。,课堂小结,这节课你们都学会了哪些知识?,返回,补充习题: 第17页,课后作业,返回,