人教版五年级数学上册练习一.ppt

练 习 一,6.70,4.85,6.15,5.10,4.00,33.50,24.25,30.75,25.50,20.00,80.40,58.20,73.80,61.20,48.00,6.02,111.55,142.45,117.30,92.00,154.10,56,525,5.2,5.2,26,4800,4800,48,48,4.8,4.8,1.607.5=12.00（元）,11.002.7=29.70（元）,4.203.8=15.96（元）,70.56.4=451.2（千米）答：他坐火车走了451.2千米。,42.4,0.148,26.5,6.02,0.234,11.61,15018.7=2805（吨）答：这棵巨杉重2805吨。,25.93.2=82.88（米）答：高82.88米。,o.5514=7.70（元）答：她一共花了7.70元。,7.2,12,3.6,0.48,0.132,0.42,大,小,0.334=1.36（千米）答：闪电的地方离小莉有1.36千米。,16.50.96=15.84（元）答：买这块玻璃需要15.84元。,1.2830=38.4（万千米）答：月球到地球有38.4万千米。,