五年级数学混合运算练习题.doc

五年级数学混合运算练习题一、递等式计算。720.81+1.4 7.0624-5.7 50.41.-183.760+25. 071801 2.070.230.4.360.12.9 7.+3.225 18.80.72.0.23.6 44.0.1 .07-783.70.83. 233.1+5. 493.2-.5 3.4-645. (1.8-1.5）1 980.-.1.3874+6.13 6-2.54 13.0.80.3.065. 1.7 42(5.50.25) 6.80.1210.8五年级数学简便计算练习题0.254.784 0.6201 40.2 1.102.3054 1.225+08. 5.9912. .25.25 4.69.+4975128-2.85.9 7.83.3+5.7.8+7.8 .25360.25.734 76.8027.6 0859 0.258.5 280.728.6 1250.6083.2+3.1299 28.6101-2.615.7-0.814.7 .102 (2.505)0.4 9.161.-0.5913.42.0.4 930065 .4.9+12.4