人教版五年级下册数学计算题练习9页.doc

一、口算（每题1分,共12分）.0.62.5= 70.03= 12.52.5= 2.80.3= 4.50.01= 1.850= 641.6= 0.480.2= 5.40.27= 100.13= 二、列竖式计算（每题4分,共8分）. 7.60.35 = 0.7560.36 =三、解方程（每题6分,共24分）.2 x 9.1 =4.7 2.7+4x = 12.7 6 (x + 1.2) = 24 4.2 x + 2.5 x = 134四、计算下面各题,能简算的要简算（每题5分,共20分）.6.4+ 3.65.2 6.7101 2817.5287.5 0.25320.125147.4 1.920.04 0.32500 0.654.35 105.4 420 3.5200 1.50.06 0.7515