苏教版数学五年级上册《小数乘法(一)》.ppt

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,*,小数乘法（一）,苏教版五年级数学上册,教学目标,1.,知识目标：在生活情境中，让大家自主探索小数乘整数的计算方法。,2.,能力目标：能正确地计算及描述小数乘整数的过程。,3.,情感目标：感受小数乘法在生活中的应用。,买,4,块,要多少钱？,0.2,元,0.2,元,0.2,元,0.2,元,0.8,0.2,+,0.2+0.2+0.2+0.2=,0.2,0.2,0.8,（元）,0.2,0.2,0.2,0.2,0.2,0.8,0.8,0.24=,4,0.8,（元）,0.2,买,3,把,要多少钱？,2.35,元,2.35,元,2.35,元,7.05,2.35,+,2.35+2.35+2.35=,2.35,7.05,（元）,2.35,7.05,2.353=,3,7.05,（元）,2.35,涂一涂，填一填。,0.0110=,（）,0.1,涂一涂，填一填。,0.0150=,（）,0.5,涂一涂，填一填。,0.01100=,（）,1,加油哦！,0.123,0.242,0.43,0.33,0.01,10,0.01,50,0.5,0.1,4,6,0.4,6,3,2,0.3,2,做一做,6,0.6,24,2.4,根据,14823=3404,，直接写出下面各题的积。,14.823=,1482.3=,1480.23=,1.4823=,本课小结,理解小数乘以整数的意义，掌握小数乘以整数的计算法则，正确地进行计算。,