1、小学数学五年级上册简便计算练习1请用简便方法计算下列各题0.250.28 0.1253.22.5 3540.2 0.2540.254 3.59.9 3.599+3.5 3.5101-3.5 3.59.9+3.50.1 3.52.7+350.73 3.52.7-3.50.7 (32+5.6)0.8 3.50.6-0.50.64.93.5 70.254 70.125 87.35(7.350.25) 7.35(7.350.25) 7.325-(5.325+1.7) 3.29+0.73+2.27 3.29-0.73-2.27 7.5+2.5-7.5+2.57.325-3.29-3.325 7.325-
2、(5.325+1.7) 7.325-(5.325-1.7)3.29+0.73-2.29+2.27 3.290.254 0.1258.8 63.42.50.4 3.9(1.35) 0.351.2520.8150.25 32.40.9 0.132.4 2.745 2.52.428.610128.6 2.41022.4 147.322.68 2.648.677.3611.33(2.50.25)0.4 3.6 3.60.5 7.60.80.27.6 0.2536 3540.2 0.1253.22.5 0.8615.70.8614.72.311.20.5 9.161.50.59.16 0.85199 0.258.54