认识钟面PPT.ppt

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,*,6,时,7,时半,6:00,7:30,起床,到校,钟面上有（）个大格，,（）个小格,时针走,1,大格是（）时,分针走一小格是（）分,走一大格是（）分,时针走,1,大格，分针正好走（,）圈,1,时,（）分,数一数，拨一拨，填一填,钟面上有（）个大格,12,1,2,3,4,5,6,7,8,9,10,11,1.,认识钟面,1,2,3,4,5,6,7,8,9,10,11,12,12,钟面上 个小格,12,1,2,3,4,5,6,7,8,9,10,11,1.,认识钟面,2,3,4,5,1,15,20,25,30,35,40,45,50,55,60,60,10,12,1,2,3,4,5,6,7,8,9,10,11,演示,1,时,时针走一大格的时间是,_,1.,认识钟面,12,1,2,3,4,5,6,7,8,9,10,11,演示,1,分,分针走一小格的时间是,_,1.,认识钟面,12,1,2,3,4,5,6,7,8,9,10,11,演示,5,分,分针走一大格的时间是,_,。,1.,认识钟面,12,1,2,3,4,5,6,7,8,9,10,11,演示,1.,认识钟面,时针走,1,大格，分针正好走（）圈。,1,1,时,60,分,钟面上有（,）个大格，,（,）个小格,时针走,1,大格是（）时,分针走一小格是（）分,走一大格是（,）分,时针走,1,大格，分针正好走（,）圈,1,时,（,）分,1,5,1,1,60,12,60,1,2,3,4,5,6,7,8,9,10,12,11,5,时,08,分,1,2,3,4,5,6,7,8,9,10,12,11,先看,时针,，时针走过几就是几时多，,再看,分针,，分针走过几个小格就是几分。,3,时,25,分,1,2,3,4,5,6,7,8,9,10,12,11,5,时,08,分,5,：,08,1,2,3,4,5,6,7,8,9,10,12,11,写作业,5,：,05,5,时,05,分,1,2,3,4,5,6,7,8,9,10,12,11,看电视,6,：,20,6,时,20,分,1,2,3,4,5,6,7,8,9,10,12,11,睡觉,8,：,10,8,时,10,分,时针从,3,走到,4,走了,5,小时,钟面上有,12,个小格，,60,个大格,9,时,05,分可以写成,9,：,5,分针在钟面上走一圈就是一时,1,时,57,分,5,时,59,分,8,时,10,分,6,时,31,分,4,时,17,分,4,：,17,8,：,10,6,：,10,同学们，我们,在日常生活中要养成遵守时间的良好习惯,，珍惜时间，做时间的小主人。,