认识时间--高智敏微课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,*,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,1,2,3,4,5,6,7,8,9,10,11,12,分针,时针,分针指着,12,，时针指着,1,，是,1,时,4,时,6,时,9,时,分针指，时针指几就几时,整时,认识时间,1,2,3,4,5,7,6,8,11,12,10,9,有,12,个大格,时针走一大格是,1,时,1,2,3,4,5,7,6,8,11,12,10,9,1,2,3,4,5,7,6,8,11,12,10,9,5,1,2,3,4,5,7,6,8,11,12,10,9,5,10,15,20,25,30,35,40,45,50,55,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，,（,）个小格,时针,走,1,大格是（,）时。,分针,走,1,小格是（,）分，,走,1,大格是（）分。,1,2,3,4,5,7,6,8,11,12,10,9,12,60,1,1,5,1,2,3,4,5,7,6,8,11,12,10,9,1,时,=60,分,1,2,3,4,5,7,6,8,11,12,10,9,时针,走过数字,8,8,时,分针,走了,20,小格,20,分,10,时,35,分,10:35,1,2,3,4,5,6,8,11,12,10,9,7,时针走过数字几,分针走过几个小格,1,2,3,4,5,7,6,8,11,12,10,9,7,时,25,分,7:25,1,2,3,4,5,7,6,8,11,12,10,9,7,时半,7:30,7,时,30,分,9,时,30,分,9,：,30,6,时,40,分,6,：,40,8,时,35,分,8,：,35,=,分针长，时针短，一个快来一个慢。,分针跑完一大圈，时针刚跑一小圈。,时针走过数字几，表示时间几多时。,分针走过几小格，就是多了多少分。,1,时=,60,分,儿歌,下,课,再,见,