资源描述
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,*,认识半时,1,1时,4时,6时,看整时:分针指着,12,,,时针指着,几,就表示,几,时。,1:00,4:00,6:00,2,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,看谁读得又对又快,!,12,1,2,3,4,5,6,7,8,9,11,10,3,12,1,2,3,4,5,6,7,8,9,11,10,通过观察,您们有什么发现?,分针指到,6,时针刚刚走过几就是几时半。,几时,时针刚刚走过几,分针指到几,1,时半,1,6,2,时半,2,6,3,时半,3,6,4,时半,4,6,5,时半,5,6,6,时半,6,6,7,时半,7,6,8,时半,8,6,9,时半,9,6,10,时半,10,6,11,时半,11,6,12,时半,12,6,6,4,12,1,2,3,4,5,6,7,8,9,11,10,1,9,5,4,3,2,8,7,6,0,52,50,53,51,48,44,49,47,40,37,41,38,32,28,33,29,60,58,59,56,54,57,55,24,20,25,21,16,13,17,14,45,42,46,43,35,34,39,36,30,26,31,27,22,18,23,19,11,10,15,12,外圈数字表示分,,分针,走到几或刚走过几是几分。,内圈数字表示时,,时针,走到几或刚走过几是几时。,30,6,4,时半,半,4,时,4,30,5,12,1,2,3,4,5,6,7,8,9,11,10,看谁读得又对又快,!,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,6,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,照样子连线,看谁连得又对又快,!,3,:,30,10,:,30,7,:,30,12,:,30,7,8,时半,8:30,8,3,时半,3:30,9,12,1,2,3,4,5,6,7,8,9,10,11,5,时半,5:30,10,12,3,6,9,1,2,4,5,11,10,8,7,8,时,8:,00,11,12,3,6,9,1,2,4,5,11,10,8,7,12,12,3,6,9,1,2,4,5,11,10,8,7,13,12,3,6,9,1,2,4,5,11,10,8,7,14,12,3,6,9,1,2,4,5,11,10,8,7,15,12,3,6,9,1,2,4,5,11,10,8,7,16,12,3,6,9,1,2,4,5,11,10,8,7,8,时,半,17,12,3,6,9,1,2,4,5,11,10,8,7,2,时,18,12,3,6,9,1,2,4,5,11,10,8,7,19,12,3,6,9,1,2,4,5,11,10,8,7,20,12,3,6,9,1,2,4,5,11,10,8,7,21,12,3,6,9,1,2,4,5,11,10,8,7,22,12,3,6,9,1,2,4,5,11,10,8,7,23,12,3,6,9,1,2,4,5,11,10,8,7,2,时,半,24,12,3,6,9,1,2,4,5,11,10,8,7,12,时,25,12,3,6,9,1,2,4,5,11,10,8,7,26,12,3,6,9,1,2,4,5,11,10,8,7,27,12,3,6,9,1,2,4,5,11,10,8,7,28,12,3,6,9,1,2,4,5,11,10,8,7,29,12,3,6,9,1,2,4,5,11,10,8,7,30,12,3,6,9,1,2,4,5,11,10,8,7,12,时,半,31,1,时,9,时半,3:00 11:30 5,时,30,分,32,(),聪聪和爸爸妈妈一起吃午饭。,12,时半,12,1,2,3,4,5,6,7,8,9,10,11,33,下午(),聪聪和小朋友在踢足球。,3,时半,34,拨一拨,看谁拨得又对又快,!,35,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,看一看,现在是几时半?想一想,过,1,小时是几时半?,36,在上面的三个钟里,只有一个是,8,时半,(,830,),。你知道是哪一个吗?为什么?,现在你知道哪一个是,8,时半(,830,)了吗?为什么?,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,12,1,2,3,4,5,6,7,8,9,11,10,37,你能按分针的位置将这几个钟表分成两类吗?,1,3,3,2,5,6,7,8,38,你能按分针的位置将这几个钟表分成两类吗?,1,3,3,2,5,6,7,8,整时,半时,39,亲爱的孩子们,:,时针不停地转动,时间也就悄悄地溜走了,而且再也回不来了。因此,我们要学习明明,从小就要做一个会安排时间并且爱惜时间的好孩子。,40,41,42,43,
展开阅读全文