苏教版五年级数学上册简便运算专题练习(共5页).doc

简便运算练习（1）4.025.40.98 5.171.83.2 13.75(3.756.48) 3.687.562.68 7.852.340.854.66 7.140.532.473.822.90.189.1 9.64.83.6 35.61.815.67.2 5.272.860.661.63 13.354.682.65 47.87.45+8.8 0.398+0.36+3.64 15.75+3.590.59+14.25 42.5(6.071.13)73.81.6413.85.36 66.868.661.34 0.2516.24 5.48(9.40.52) 3.723.56.283.5 36