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1、小学数学二年级认识时间公开课,认识时间,二年级上册,小学数学二年级认识时间公开课,你能说出钟面上的时间吗？,3,3：00,（ ）时,分针,时针,12,3,小学数学二年级认识时间公开课,3：00,9：00,6：00,12：00,分针指着12，时针指着几就是几时,小学数学二年级认识时间公开课,3,4,5,6,7,8,9,10,11,12,2,钟面上有（ ）个大格,12,小学数学二年级认识时间公开课,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,小学数学二年级认识时间公开课,1,2,3,4,5,7,6,8,11,1
2、2,10,9,5,10,25,30,20,15,60,35,40,45,50,55,每个大格里有（ 5 ）个小格,一共有（ 60）个小格,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,时针走1大格是1小时,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,1,分针走1小格是1分。,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,分针走1大格是5分。,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,小学数学二年级认识时间公开课,11,12,
3、10,1,2,3,4,5,6,9,8,7,5,10,15,5,10,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,半小时,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,
4、5,6,9,8,7,5,10,15,20,25,30,35,40,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,50,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,50,55,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,2
5、5,30,35,40,45,50,55,60,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,10,15,20,25,30,35,40,45,50,55,60,小学数学二年级认识时间公开课,12,1,2,3,4,5,6,7,8,9,10,11,1分钟有多长呢？,小学数学二年级认识时间公开课,1,2,3,4,5,7,6,8,11,12,10,9,1时=60分,时针走一个大格，分针走一圈。,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,12：00,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9
6、,8,7,1：00,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,1：多,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,1：多,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,1：多,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,2：00,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,4：00,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,4：多,小学数学二年级认识时间公
7、开课,11,12,10,1,2,3,4,5,6,9,8,7,4：多,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5：00,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,9：00,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,9：多,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,11：多,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9
8、,8,7,12：00,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,4时,4：05,5分,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,4：15,10,15,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5,4：30,10,30,20,25,15,4时半,小学数学二年级认识时间公开课,11,12,10,1,2
9、,3,4,5,6,9,8,7,5,4：45,10,30,20,25,15,35,40,45,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,4：55,45,50,55,小学数学二年级认识时间公开课,11,12,10,1,2,3,4,5,6,9,8,7,5：00,30,45,15,小学数学二年级认识时间公开课,谁最棒？,小学数学二年级认识时间公开课,730,740,800,120,1045,955,605,小学数学二年级认识时间公开课,715,小学数学二年级认识时间公开课,120,小学数学二年级认识时间公开课,525,小学数学二年级认识时间公开课,845,小学数学二年级认识时间公开课,1150,小学数学二年级认识时间公开课,930,640,935,