（人教版）数学100以内数的认识ppt课件

单击此处编辑母版标题样式,#,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,100,以内数的认识,复习,100以内数的认识 复习,1,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,百 数 表,123456789101112131415161718192,2,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,百 数 表,123456789101112131415161718192,3,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,百 数 表,196,647,6,7,123456789101112131415161718192,4,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,百 数 表,123456789101112131415161718192,5,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,百 数 表,123456789101112131415161718192,6,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,百 数 表,123456789101112131415161718192,7,36,46,61,63,36 46 61 63,8,16,27,37,16 27 37,9,51,53,71,73,51 53 71 73,10,90,91,98,97,96,95,94,93,92,100,99,97,和,93,这两个数，（）接近,100,，（,）接近,90,。,97,93,9091989796959493921009997和93这两,11,0,100,55,多些,少些,多得多,少得多,差不多,相差很多,（接近）,010055多些少些多得多少得多差不多相差很多（接近）,12,（人教版）数学100以内数的认识ppt课件,13,第一关,第一关,14,（,1,）,30,个一是（,）。,10,个十是（,）。,100,里面有（,）个一,。,（,2,）最小的两位数是（），最大的两位数是（），,它们相差（）。,（,3,）,比,99,大,1,的数是（,），,比,99,小,1,的数是（,）。,90,比,（,）小,1,，比（,）大,1,。,（,4,）在,4050,间的双数有（），共有（）个。,30,100,100,10,99,100,98,91,89,42,、,44,、,46,、,48,4,89,（1）30个一是（）。10个十是（,15,第二关,第二关,16,我抓了一把花生，粒数接近,20.,（,1,）小红手中的花生可能有多少粒？,12,粒,22,粒,30,粒,（,2,）小红抓一把蚕豆可能有多少粒？,9,粒,20,粒,25,粒,（,3,）小红再抓一把黄豆可能有多少粒？,20,粒,51,粒,97,粒,我抓了一把花生，粒数接近20.（1）小红手中的花生可能有多少,17,第三关,第三关,18,3,我跑的比小狗慢多了。,小狗比我快一些！,我比小狗快得多啦！,我跟小,狗也比较接近,，但我没得奖。,终点,3我跑的比小狗慢多了。小狗比我快一些！我比小狗快得多啦！我跟,19,【,西师大版教材,】100,以内数的认识,ppt,课件,1,【,西师大版教材,】100,以内数的认识,ppt,课件,1,【西师大版教材】100以内数的认识ppt课件1【西师大版教材,20,谢,谢,!,【,西师大版教材,】100,以内数的认识,ppt,课件,1,【,西师大版教材,】100,以内数的认识,ppt,课件,1,谢谢!【西师大版教材】100以内数的认识ppt课件1【西师大,21,十 个,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,11,22,33,44,55,66,77,88,99,百 数 表,找出十位比个位大,2,的数,写出个位比十位大,1,的数,十 个,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,十,十,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,找出十位比个位小,3,的数,【,西师大版教材,】100,以内数的认识,ppt,课件,1,【,西师大版教材,】100,以内数的认识,ppt,课件,1,十 个123456789101112131415161718,22,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,百 数 表,句式：,比大,1,的数是（）,比小,1,的数是（）。,比（）大,1,，比（）小,1,。,【,西师大版教材,】100,以内数的认识,ppt,课件,1,【,西师大版教材,】100,以内数的认识,ppt,课件,1,123456789101112131415161718192,23,正方形里最大的数是我，我是（,）,我在圆和三角形里，是个双数，我是（,）,我在正方形和圆里，最接近,50,，我是（,）,我在正方形，圆和三角形里，我是（,）,67,92,9,37,25,100,91,94,50,36,60,94,92,36,67,【,西师大版教材,】100,以内数的认识,ppt,课件,1,【,西师大版教材,】100,以内数的认识,ppt,课件,1,正方形里最大的数是我，我是（）679293,24,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,百 数 表,多些,少些,多得多,少得多,差不多,相差很多,（接近）,【,西师大版教材,】100,以内数的认识,ppt,课件,1,【,西师大版教材,】100,以内数的认识,ppt,课件,1,123456789101112131415161718192,25,1,、通过分析、比较、综合，了解文本的阐述方向，找准文本所展示的话题，探究材料之间的联系，明确不同点，找准每则材料和图表在内容和观点上的共同点，从而归纳出文本的主要内容及文本主题。,2.,这些材料从不同的角度呈现事物或者主题，单独看是完整的，合在一起又能够综合地表达意义，它们之间的顺序并不固定，打乱了原来的顺序，仍然可以表达原来的意义。所以称之为非连续性文本。具有直观、简明、概括性强、易于比较等特点。,3,材料一揭示了垃圾分类的必要性和紧迫性，并对民众的认知与实践情况作了统计；材料二分析了垃圾分类难以有效推进的原因并提出破解之道。,4.,每一座村落都有其自己的文化特色，不仅表现在当地村民的衣饰、建筑和饮食上，还体现了当地特色的节目和生活习惯等方面的内容。,5.,正是这些文化