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,时分的认识,云龙小学 邓晓芳,11,12,10,7,时,11,12,10,8,时半,11,12,10,大格,12,7,8,9,10,11,1,2,3,4,5,6,时针走一大格是一小时,11,12,10,时针走,3,大格是,小时,时针从,12,走到,5,,走了,个大格,也就是经过了,小时,速答,3,5,5,11,12,10,小格,12,7,8,9,10,11,1,2,3,4,5,6,分针走一小格是一分钟,10,11,12,10,5,15,20,25,30,35,40,45,50,55,60,1,时,=60,分,1,时,60,分,此时,时针走了,1,大格,分针走了,60,小格,,时针走个大格,分针正好走,3.,圈,,是 分,1,60,1.,时针走个大格是,分针走个小格是,走大格是 分,时。,2.,分,,1,1,5,填一填,读写时间,读作:,6,时,15,分,写作:,6,:,15,注意:,我们看,几时几分,,要先看时针,时针,走过几,,就是,几时,。,再看分针,从,12,起,走了几个小格就是几分,合起来就是,几时几分,。,当看到分针走的小格,不满,10,小格,时,写的时候要在,:,后面写上“,0,”,。,思考题,1.,几时整时针和分针重合?,A,:,3,时,B,:,6,时,C,:,9,时,D,:,12,时,2.,几时整时针和分针成直角?,A,:,3,时,B,:,6,时,C,:,9,时,D,:,12,时,小朋友们,今天你学会了什么?,
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