小学数学 三年级 《商中间和末尾有0的除法》课件3 维语.ppt
,1,2,3,4, ,0 0 0.,0,3,=,0,0,00?,0 ,5,0,0,0,6, :,3093?,4203?,7,3,3,09,3,0,1,3,0,0,0,9,9,0,3,4203,3093,103,8,4,3,20,4,2,1,3,4,2,12,0,0,0,0,3093,4203,1,103,140, .,9, , ,10, ,11,750 , 5 ,7505?,12,7505,150,7,5,750,5,1,5,5,5,25,0,0,2,13, ,14,15,16,0 0 .,0, :, ., ,17,:, 30- 1- 3- ,18,