小数的简便计算(超多)(共10页).docx

精选优质文档-倾情为你奉上56.59.956.5 515.613.115.615.62.1 4.87.8780.52 4.23.5 4.8100.1 56.59.956.5 7.0910.80.87.09 18.769.918.76 3.522.50.4 3201.258 9.60.80.4 4.2994.2 15.20.254 0.89100.1 17.8(1.784) 0.491.4 1.252.532 3.6510.1 3.834.563.835.44 9.7999.7 3.140.6831.40.032 27.53.77.53.7