小学六年级数学计算题专项训练(共4页).doc

精选优质文档-倾情为你奉上五年级数学计算能力训练一、口算。0.246.9 = 9.17.3 = 1.26 = 7.22.8=1.254 = 4800.6 = 0.159= 0.80.6 = 3.40.7= 2.23 = 0.21.1 = 2.10.3= 1二、下面各题,各样简便就怎样算。（60分）2.15+8.73+1.27+7.85 11.87-(8.2+1.87) 5.42-3.87-1.13 4.381.56+0.620.44 0.42702.5 （40+1.25）8 （12.50.05）8 2.68.5+8.57.4 9.96.9