小数简便运算100题练习(共3页).doc

精选优质文档-倾情为你奉上小数简便计算100题练习73.81.6413.85.36 66.868.661.34 36.83.96.1 2 13.75(3.756.48)5.48(9.40.52) 3.94.16.15.9 4.025.40.98 5.171.83.23.687.562.68 7.852.340.854.66 35.61.815.67.2 47.87.45+8.83.822.90.189.1 9.64.83.6 7.140.532.47 13.354.682.655.272.860.661.63 0.398+0.36+3.64 15.75+3.590.59+14.25 13243.756.3 12.253.10.856.17 6.3+4.82+3.70.82 48.42.