西师大版数学二年级下册《认识钟表》PPT课件.ppt
钟表的认识,学习目标:认识时钟,能熟练读出时间,掌握时间单位的换算。,钟面上有()个大格,()个小格,时针走1大格是()时,分针走一小格是()分 走一大格是()分,时针走1大格,分针正好走()圈,1时,60分,12,60,1,1,5,1,认一认:,9,:,00,9:08,9:30,9:45,1:57,10:19,4:17,4:59,10:00,6:31,8:10,12:00,小明的一天:,7:45,9:05,10:25,3:25,我会连,再 见,