小数除法的简便计算,西师大版五年级数学上册,1、口算:,0.80.5= 1.60.38= 10.75= 0.480.03= 61.2= 42.5= 0.5614= 0.920.4=,0.4,1.98,0.25,5,10,0.04,2.3,16,630452 28035 0.5614,2、这三道题有没有更简便的方法,=7,=8,=0.04,5.635,5.635,0.85,0.16,9.30.50.6,你认为哪种方法更简便?,用简便方法计算: 5.44.8 7.24.5724.8 0.423.5 0.2540.25 8.41.250.810.40.252,在括号里填上适当的数:,本课小结,理解和掌握小数的除法,并能简便计算小数的除法。,再见,