《认识时间》 (2).ppt
1,上课。,1,2,3,4,5,7,6,8,11,12,10,9,1,2,3,4,5,7,6,8,11,12,10,9,1,2,3,4,5,7,6,8,11,12,10,9,5,1,2,3,4,5,7,6,8,11,12,10,9,5,10,25,30,20,15,60,35,40,45,50,55,1,2,3,4,5,7,6,8,11,12,10,9,1,2,3,4,5,7,6,8,11,12,10,9,5,分,1,2,3,4,5,7,6,8,11,12,10,9,5,10,20,30,40,45,50,55,分,分,分,分,分,分,分,分,1,2,3,4,5,7,6,8,11,12,10,9,1时=60分,=,分针走一圈,时针走一个大格。1时=60分,一分钟有多长,1,上课。,120,715,855,3,明明9:00做完作业后去踢球,10:30还要去看木偶剧,他可能在哪个时间去踢球?,A、7:45,B、9:15,C、10:50,(),(),(),一寸光阴一寸金,寸金难买寸光阴,谢谢!,