西师大版数学三年级下册《除法探索规律》PPT课件【精品】.ppt
西师大版三年级数学下册,探 索 规 律,填写下表:,篮球的总个数,每筐装的个数,装的筐数,8,8,1,16,8,8,8,8,5,3,2,40,32,24,4,填写下表:,篮球的总个数,每筐装的个数,装的筐数,8,8,1,16,8,8,8,8,5,3,2,40,32,24,4,160,320,20,8,8,40,根据 10 5=2 写出下面算式的结果:,405=,705=,805=,505=,605=,905=,8,10,14,18,16,12,按规律在横线上填上适当的数。,90,75,60,45,,30,15,考 考 你,720,360,90,180,45,2,120,180,4,60,=,8,240,4=,480,找规律,并在空格里填数。,72,9,8,45,15,3,56,7,8,21,3,35,7,5,63,如果她们每天加工的套数不变,你能很快填写下表吗?,加工的套数,天 数,18,3,36,6,72,108,180,144,12,30,24,18,本课小结,通过学习,能够总结事物 内部之间的规律,养成善于总结的好习惯。,