数学五年级上简便计算(共5页).doc

精选优质文档-倾情为你奉上 五年级数学简便计算集3.29+0.73+2.27 3.29-0.73-2.27 7.5+2.5-7.5+2.5 7.325-(5.325-1.7)7.325-3.29-3.3257.325-(5.325+1.7)3.29+0.73-2.29+2.27 3.290.2540.250.28 0.1253.22.5 3540.2 0.1258.8 0.2540.254 3.59.9 3.599+3.5 3.5101-3.53.59.9+3.50.1 3.52.7+350.73 3.52.7-3.50.7 (32+5.6)0.84.93.5