二年级上册数学认识时间(画钟面)课件.ppt

认识时间,二年级上册,12,1,2,3,4,5,6,7,8,9,10,11,1分钟有多长呢？,1,2,3,4,5,7,6,8,11,12,10,9,1时=60分,时针走一大格，分针刚好走（）小格。,60,11,12,10,1,2,3,4,5,6,9,8,7,12：00,11,12,10,1,2,3,4,5,6,9,8,7,1：00,11,12,10,1,2,3,4,5,6,9,8,7,1：多,11,12,10,1,2,3,4,5,6,9,8,7,1：多,11,12,10,1,2,3,4,5,6,9,8,7,1：多,11,12,10,1,2,3,4,5,6,9,8,7,2：00,11,12,10,1,2,3,4,5,6,9,8,7,4：00,11,12,10,1,2,3,4,5,6,9,8,7,4：多,11,12,10,1,2,3,4,5,6,9,8,7,4：多,11,12,10,1,2,3,4,5,6,9,8,7,5：00,11,12,10,1,2,3,4,5,6,9,8,7,9：00,11,12,10,1,2,3,4,5,6,9,8,7,9：多,11,12,10,1,2,3,4,5,6,9,8,7,11,12,10,1,2,3,4,5,6,9,8,7,11：多,11,12,10,1,2,3,4,5,6,9,8,7,12：00,11,12,10,1,2,3,4,5,6,9,8,7,11,12,10,1,2,3,4,5,6,9,8,7,11,12,10,1,2,3,4,5,6,9,8,7,5,4时,4：05,5分,11,12,10,1,2,3,4,5,6,9,8,7,5,4：15,10,15,11,12,10,1,2,3,4,5,6,9,8,7,5,4：30,10,30,20,25,15,4时半,11,12,10,1,2,3,4,5,6,9,8,7,5,4：45,10,30,20,25,15,35,40,45,11,12,10,1,2,3,4,5,6,9,8,7,4：55,30,35,40,45,50,55,11,12,10,1,2,3,4,5,6,9,8,7,5：00,30,45,15,谁最棒？,715,120,525,845,1150,11,12,10,1,2,3,4,5,6,9,8,7,你会画时间吗？,10:55,11,12,10,1,2,3,4,5,6,9,8,7,你画对了吗？,10:55,请珍惜每一分钟，让生命更有价值！,