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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,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,认识时间,猜谜语,有个好朋友,会跑没有腿,会响没有嘴,.,它会告诉我,什么时候起,什么时候睡,.,猜猜看,谜底,仔细观察时针和分针,你发现了什么?,复习,第1关,认识时、分,9,12,1,2,3,4,5,6,7,8,10,11,钟面上都有什么?,D,K,X,S,F,M,大格,刻度,小格,时针,分针,秒针,钟面上,一共有()大格,1,大格有()小格,一共有()小格,1,2,3,4,5,7,6,8,11,12,10,9,钟面上,一共有()大格,1,大格有()小格,一共有()小格,1,2,3,4,5,7,6,8,11,12,10,9,12,1,2,3,4,5,7,6,8,11,12,10,9,5,1,2,3,4,5,7,6,8,11,12,10,9,5,10,15,1,2,3,4,5,7,6,8,11,12,10,9,5,10,25,30,20,15,60,35,40,45,50,55,钟面上一共有,60,个小格,。,1,2,3,4,5,7,6,8,11,12,10,9,5,10,25,30,20,15,60,35,40,45,50,55,钟面上一共有()个大格,每大格里有()个小格,一共有()个小格。,12,5,60,第2关,认识时、分,1,2,3,4,5,6,7,8,9,10,11,12,1,2,3,4,5,6,7,8,9,10,11,12,1,小时,时针走一大格,时间经过,1,小时。,1,2,3,4,5,6,7,8,9,10,11,12,分针走一圈,时间经过 分。,60,分针走一小格,时间经过,1,分钟。,5,分,10,分,20,分,45,分,55,分,60,分,=,分针走一圈,时针走一个大格。,1,时=,60,分,一节课是()分,课间休息是()分,再加上()分,就是,1,小时。,40,10,10,体验一小时有多长,第3关,认识几时几分,11,12,10,1,3,4,5,6,9,8,7,2,从四时开始数。,11,12,10,1,3,4,5,6,9,8,7,2,从四时开始数。,4时,5,分,4,:05,11,12,10,1,3,4,5,6,9,8,7,2,从四时开始数。,4时30分或4时半,4,:,30,11,12,10,1,3,4,5,6,9,8,7,2,从四时开始数。,4时4,5,分,4,:,4,5,1:10,11:15,4:20,5:35,我会连线,1:25,1时25分,8:05,8时5分,6:50,6时50分,认一认,考考你,相信你一定行,!,3,:,10,7,:,15,1,:,20,2,:,40,10,:,45,5,:,25,6,:,50,8,:,55,你们又过关了!,太棒了,第四关,拨时游戏,1,、动手操作。,在你的钟面上拨出,6,时,25,分。,2,、小组合作。,1,人说时间,,1,人拨时间。,3,、自主探究。,拨一个自己喜欢的时间,并说说你在这个时间干什么?,棒极了!聪明的小朋友都过关啦!,填一填,钟面上有,个大格,,个小格。,时针走个大格是,分针走个小格是,时针走个大格,分针正好走,走大格是,时。,分,,圈,,分。,是,分。,12,60,1,1,5,1,60,北京申奥成功,1,2,3,4,5,6,7,8,9,10,11,12,2001,年,7,月,13,日晚,北京申奥成功,孩子们,:,时间是一个魔法师,它使勤奋的人越来越聪明,使懒惰的人越来越愚蠢,!,时间对于我们来说是非常宝贵的,我们一定要珍惜时间哟,!,谢 谢 指 导,1,2,3,4,5,6,7,8,9,10,11,12,1,2,3,4,5,6,7,8,9,10,11,12,1,时,=60,分,
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