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1、小小骏马不停蹄,日日夜夜不休息,蹄声哒哒似战鼓,提醒人们争朝夕。,猜猜看,谜底,小小骏马不停蹄,日日夜夜不休息,蹄声哒哒似战鼓,提醒人们争朝夕。,对了吗?,认识时间听课,认识时间,二年级上册,认识时间听课,你能说出钟面上的时间吗?,3,3:00,( )时,12,3,复习,认识时间听课,4:00,( )时,4,认识时间听课,分针,时针,认识时间听课,3,4,5,6,7,8,9,10,11,12,2,钟面上有( )个大格,12,认识时间听课,1,2,3,4,5,7,6,8,11,12,10,9,5,10,15,( ),1,2,3,4,( ),每个大格里有( )个小格,5,认识时间听课,1,2,3,
2、4,5,7,6,8,11,12,10,9,5,10,25,30,20,15,60,35,40,45,50,55,每个大格里有( 5 )个小格,一共有( 60)个小格,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,钟面上有12个大格,有60个小格,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,时针走1大格是1小时,认识时间听课,1,2,3,4,5,7,6,8,11,12,10,9,分针走1个小格是1 分,12,1,2,3,4,5,6,7,8,9,10,11,1分钟有多长呢?,认识时间听课,1,2,3,4,5,7,6,8,11,12,10,9,分针走1大
3、格是( )分,5,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,5,分针走1大格是5分。,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,5,10,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,认识时间听课,11,12,1
4、0,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,50,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,50,55,认识时间听课,11,12,1
5、0,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,50,55,60,认识时间听课,1,2,3,4,5,7,6,8,11,12,10,9,1时=60分,认识时间听课,分针走一圈,时针走一个大格。 1时 60分,=,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,12:00,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,1:00,时针走1个大格是()时,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,1时多,认识时间听课,11,12,10,1,2,3,4,5,6,9,8,7,9时多,时针过几就是
6、几时多,认识时间听课,11,12,10,1,3,4,5,6,9,8,7,5,9时 5分,9: 5,0,认识时间听课,11,12,10,1,3,4,5,6,9,8,7,2,4时30分或4时半,4:30,认识时间听课,11,12,10,1,3,4,5,6,9,8,7,2,4时45分,4:45,认识时间听课,开动脑筋想一想:,怎样才能正确地认识几时几分?,时针过几就是几时多,分针指着几个小格就是几分。,认识时间听课,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,认识时间听课,认一认
7、,认识时间听课,小巧手拨一拨,认识时间听课,分针时针长着脚,小小时钟真奇妙!1到12团团坐。大格共有12个。1大格,5小格,一圈小格60个。时针走过1大格,1个小时已度过。分针每走1小格,1分钟就不见了。要是分针指12,时针指几是几时。要是时针走过几,时间就是几时多,到底走了多少分,看分针走了几小格。大格千万别忘记,小格可要数仔细。1时等于60分,珍惜时间别挥霍。1时等于60分,珍惜时间别挥霍。,时间歌,认识时间听课,120,认识时间听课,525,认识时间听课,845,认识时间听课,1150,认识时间听课,730,740,800,120,1045,955,605,认识时间听课,930,640,935,认识时间听课,请珍惜每一分,让生命更有价值!,认识时间听课,演讲完毕,谢谢听讲!,再见,see you again,3rew,