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Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,11/7/2009,#,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,第一单元,第二课时,小数乘整数练习课,义务教育小学数学五年级上册,学习目标:,1,理解小数乘整数的算理,掌握小数乘整数的一般方法,能比较熟练地进行笔算。,2,自主探究小数乘法的计算方法,在探究的过程中,了解小数与整数相乘多种计算方法,并感知竖式的优点。,一复习旧知:,3.57=,24,5,3.43=,10.2,5.67=,39.2,8.16=,48.6,2.74=,10.8,3.756=,22.5,0.854=,3.4,0.754=,3,1.56=,9,=6.02,=52.8,=537.6,=7.6,二 巩固练习:,导学提示:3+2+1,任务:准确算出得数,流程:独做-汇报-展示,评价:得数正确,速度快,7.00,8.90,7.60,5.95,6.55,35.00,84.00,161.00,44.50,106.8,204.7,38.00,91.20,174.8,29.75,71.40,136.85,32.75,78.60,150.65,二 巩固练习:,5.20,5.20,26.00,二 巩固练习:,4800,4800,48,48,4.8,4.8,二 巩固练习:,0.334=,答:闪电的地方离小莉有,1.32,千米。,二 巩固练习:,1.32(,千米,),三 课堂小结:,补充练习。,这节课你学到了什么?,
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