《二年级数学上册课件-7 认识时间人教新课标》由会员分享,可在线阅读,更多相关《二年级数学上册课件-7 认识时间人教新课标(33页珍藏版)》请在金锄头文库上搜索。
1、,认识时间,人教版小学数学二年级上册,小格,大格,5,15,( ),( ),( ),( ),( ),( ),( ),( ),( ),( ),5,15,10,( ),( ),( ),( ),( ),( ),( ),( ),( ),( ),5,15,10,( ),( ),( ),( ),( ),( ),( ),( ),( ),( ),20,5,15,10,( ),( ),( ),( ),( ),( ),( ),( ),( ),( ),20,25,5,15,10,( ),( ),( ),( ),( ),( ),( ),( ),( ),( ),20,25,30,5,15,10,( ),( ),( ),
2、( ),( ),( ),( ),( ),( ),( ),20,25,30,35,5,15,10,( ),( ),( ),( ),( ),( ),( ),( ),( ),( ),20,25,30,40,35,5,15,10,( ),( ),( ),( ),( ),( ),( ),( ),( ),( ),20,25,30,40,45,35,5,15,10,( ),( ),( ),( ),( ),( ),( ),( ),( ),( ),20,25,30,40,45,50,35,5,15,10,( ),( ),( ),( ),( ),( ),( ),( ),( ),( ),20,25,30,40,45
3、,50,55,35,5,15,10,( ),( ),( ),( ),( ),( ),( ),( ),( ),( ),20,25,30,40,45,50,55,60,35,填一填: 分针走1小格是( )分; 分针走1大格是( )分; 分针走 1 圈是( )分。,1,5,60,时针走1大格,分针正好走( )圈。,1,时针走过几,就是几时多。,分针走过了多少小格,就是多少分。,7:30,7:40,8:00,1:20,10:45,9:55,6:05,9:30,6:40,9:35,提问:通过这节课的学习,你有什么收获?,生活中的数学,2015年12月10日 升旗 上午7:24 降旗 下午4:49,时针走过( )。,分针走过了( )小格。,