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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,*,商末尾有零的除法,笔算,8044=6055=,判断:,1.,被除数中间有,0,,商中一定有,0.,2.0,除以任何数都得,0,。,3.0,30,和,0,除,30,的计算结果相等,4.,在计算除法时,所得的商一定比,除数小。,3,个月用,电数,平均每月用电数,李思,309,万青,420,4203=,420,3,3,12,12,0,14,0,4203=,140,420,3,3,12,12,0,14,0,0,0,简便写法:,(,2,),6505=810 3=,商的末尾有,0,的计算方法:,在笔算除法时,被除数的,末尾有,0,,且,前一位没有,余数,,这一位的,商就是,0,,,就在这位上写,0,。,?,9505,=,8702=,9,5 0,5,1,5,4,5,9,2 5,0,0,870,2,4,8,7,3,6,1,0,5,1 0,0,190,435,笔算我最棒!,402,2,750,5,980,7,4,2,2,0,201,609,3,6,9,9,0,203,5,25,25,0,150,7,28,28,0,140,森林医生,760,4,566,5,19,4,36,36,0,111,5,6,5,6,5,2,0,406,2,4,6,6,0,2 3,0,556,5,5,6,5,16,15,1,113,某学校三年级召开家长会,,405,位,家长,两人坐一条凳子,需要准备多少,条凳子?,解决问题,4052=202,(条),1,(人),202+1=203,(条),答:需要准备,203,条。,想一想,8,0,2,0,
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