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,*,*,长方体和正方体的体积,长方体和正方体的体积,1,长,宽,长宽,2,长,宽,高,长宽高,3,(1),(2),(3),(4),(1)(2)(3)(4),4,六年级数学上册长方体和正方体的体积ppt课件2-苏教版,5,()cm,3,()cm,3,()cm,3,()cm,3,()cm,3,(1)数体积,(2)分类,()cm,3,(3),()cm,3,(6),(1)数体积(3)(6),6,()cm,3,24,()cm,3,()cm,3,()cm,3,()cm,3,18,16,24,27,()cm,3,8,(6),()cm,3,24,(3),24181624278(6)24(3),7,体积是24 cm,3,:,体积不是24 cm,3,:,()cm,3,24,()cm,3,18,()cm,3,16,()cm,3,27,()cm,3,24,()cm,3,24,(3),()cm,3,8,(6),体积是24 cm3:体积不是24 cm3:,8,长方体:,正方体:,()cm,3,24,()cm,3,24,()cm,3,18,()cm,3,16,()cm,3,27,()cm,3,8,(6),()cm,3,24,(3),长方体:正方体:24241816278(6)24(3),9,小组讨论要求:,(1)填表分析,(2)得出结论,24,cm,3,24,cm,3,24,cm,3,研究长方体的长、宽、高与体积之间的关系。,长(cm),宽(cm),高(cm),体积 24 cm,3,(3),小组讨论要求:24 cm324 cm324 cm3研究长方体,10,长(cm),宽(cm),高(cm),体积 24 cm,3,24,cm,3,24,cm,3,24,cm,3,12,2,1,4,3,2,6,2,2,(3),长(cm)宽(cm)高(cm),11,()cm,3,18,332=18(cm,3,),()cm,3,16,422=16(cm,3,),()cm,3,27,333=27(cm,3,),()cm,3,8,222=8(cm,3,),(6),18 332=18(cm3)16 4,12,()cm,3,27,333=27(cm,3,),()cm,3,8,222=8(cm,3,),(6),27333=27(cm3)8 222,13,求出下列长方体和正方体的体积,5cm,5cm,5cm,解:V=abh,=1043,=120(cm,3,),解:V=abh,=328,=48(cm,3,),解:V=a,3,=555,=125(cm,3,),求出下列长方体和正方体的体积5cm5cm5cm 解:V=a,14,