1、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,整理和复习,表内除法(二),比一比,比一比,42,2,比一比,41,4,比一比,22,1,比一比,21,2,比一比,44,1,比一比,82,4,比一比,63,2,比一比,62,3,比一比,84,2,21,22,41,42,62,63,82,84,44,2,1,被除数相同,2,2,4,1,4,2,6,2,6,3,8,2,8,4,4,4,2,1,除数相同,2,2,4,1,4,2,6,2,6,3,8,2,8,4,4,4,除数相同,()3,(),()3,(),()3,(),()3,(),()3,(),()3,(),()
2、3,(),()3,(),()3,(),()3,(),一三得三,二三得六,三三得九,三四十二,三五十五,三六十八,三七二十一,三八二十四,三九二十七,(3)3,(1),(6)3,(2),(9)3,(3),(12)3,(4),(15)3,(5),(18)3,(6),(21)3,(7),(24)3,(8),(27)3,(9),除数相同,()3,(),()3,(),()3,(),()3,(),()3,(),()3,(),()3,(),()3,(),()3,(),()3,(),一三得三,二三得六,三三得九,三四十二,三五十五,三六十八,三七二十一,三八二十四,三九二十七,(3)3,(1),(6)3,(2
3、),(9)3,(3),(12)3,(4),(15)3,(5),(18)3,(6),(21)3,(7),(24)3,(8),(27)3,(9),21,商相同,22,41,42,62,63,82,84,44,1,1,2,2,2,2,3,4,4,()(),4,()(),4,()(),4,()(),4,()(),4,()(),4,()(),4,()(),4,()(),4,()(),4,商相同,一四得四,二四得八,三四十二,四四十六,四五二十,四六二十四,四七二十八,四八三十二,四九三十六,(4)(1),4,(8)(2),4,(12)(3),4,(16)(4),4,(20)(5),4,(24)(6),4
4、28)(7),4,(32)(8),4,(36)(9),4,()(),4,()(),4,()(),4,()(),4,()(),4,()(),4,()(),4,()(),4,()(),4,()(),4,商相同,一四得四,二四得八,三四十二,四四十六,四五二十,四六二十四,四七二十八,四八三十二,四九三十六,(4)(1),4,(8)(2),4,(12)(3),4,(16)(4),4,(20)(5),4,(24)(6),4,(28)(7),4,(32)(8),4,(36)(9),4,123,153,183,213,243,273,124,164,204,244,284,324,364,105,15
5、5,205,255,305,355,405,455,66,126,186,246,306,366,426,486,546,77,88,99,147,217,287,357,427,497,567,637,168,248,328,408,488,568,648,728,189,279,369,459,549,639,729,819,第一关 说一说:,第二关 判断:,1,、把,20,个苹果分成,5,份,每份,4,个。,2,、被除数是,63,,商是,7,,除数是,9,,算式是:,63,79,(),(),平均分,6397,第二关 判断:,3,、根据,“,九九八十一,”,可以写出两道除法算式。,4,、计算,5,9,与,45,9,都用同一句口诀,“,五九四十五,”,。,(),(),第三关 填一填:,1,、被除数和除数相等且不为,0,,商是()。,1,2,、从,63,中连续减,9,,减()次后的结果为,0,。,7,第四关 算一算:,有一道除法题,除数是,3,。聪聪把被除数的十位数字和个位数字看颠倒了,结果除得的商是,7,。这道题正确的商应该是几?,看错的算式,正确的算式,(),37,21,123,(),4,闯关成功!,