,冀教版 数学 一年级 下册,按顺序填数,情境导入,探究新知,课堂小结,课后作业,100,以内数的认识,课堂练习,3,冀教版 数学 一年级 下册按顺序填数情境导入探究新知课,1,1,3,5,10,11,14,17,19,22,28,33,44,46,55,64,66,77,82,88,91,99,按数的顺序，在空格里填数。,情境导入,135101114171922283344465564667,2,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,答案,探究新知,123456789101112131415161718192,3,PPT,模板：, PPT,课件：,