五年级下册数学专项练习计算全国通用.doc

1. 0.6（0.2+0.3） 4.7-（2.6-1.7） 4.3（1.5+0.43） 7.3992. 9.4210-94.20.9(8.4+0.28)77.899+3.92 (1.25+2.5) 83. 7.4(3.74) 51.30.27+10.10.72（0.3+0.2）0.66.399+6.34. 3.750.2（0.74-0.24） 7.28+0.94+2.72+0.06 7.84+0.73-0.84 5. 7.381.45-（0.4+0.05） 15.7-4.3-5.7 0.85（4.2-0.4）-0.236. 1.6+0.4-1.6+0.478.4（0.7+4.26） 62.82.50.4 1100.1-1.4 7. 12.40.4+5.62 8.54+1.50.252.311.20.5994.3 8. 13243.756.3 12.78-(4.972.78) 63.42.50.4 4.9149. (1.250.25)40.80.880.224.60.354.60.6523.4-0.8-13.4-7.2 10. 2.95101-2.956310.1-630.14.2994.2 3.2101 11. 6.210.1 5.41.8 35（0.352） 3.141.931.40.81 12. 7.310.2-1.46 0.921.01 15.613.1-15.63.1 4.90.8-4.90.8 13. 12.96-（9.6-1.52）1.20.251.34 11.16（10-0.7）（300-94.8）0.5 14. （4.86.4）840.50.811.0597.50.39-136.7 86.40.240.2515. 12.63.5-（9.8-8.7）0.648（0.40.5）0.615.89(6.75-5.89) 16. 0.2516.24 4.87.8780.52 7.852.34-0.854.66 4.8100.117.35.6-1.8-15.6-7.2 60.9（13.535.37）10.8 5.861.81.24.14 18. 3.53.50.925.48(9.40.52) 4.23.5 17.8(1.784) 19.（102.154.6）8.5 1.252.532 15.20.25410.49.60.3520.9.24（2.83.2）0.5 27.53.77.53.7 0.79199（2.50.25）0.421.（6.35-2.154.6）0.85 2.311.20.5600.987.2（3.6-1.2）22.2.57.5（8.65-2.25） 28.83.2-19.23.2 57.63.657.66.4 1.256.823.（7.71.54）0.7 720.8110.4 7.20.128.5 0.450.1830024.18.10.923.93 3.760.2525.8 94.8352.46.23 5.51.50.1225.4.078.69.125 51.30.27 56.280.67 91.23.826. 260.13 10.50.750.7560.18 6.210.0327. 483 613 6.514.8 28. 1554.8 9.28321 10(23.9) 29.1032.451.6 1 30. 483 613 -1 +231. （） +- 10(23.9)32. 3718-1118 6712+521 512+1.6+712 125 0.0253233. 38+516112 27-45-27 1118+415+718415 37.24-（8.6+7.24-6.6）34. 3x+7=28 3x-7=26 9x-x=16 24x+x=5035. 36. 37. 38. 39. 40. 41. 42. 43. 44. 45. 6x-8=4 5x+x=9 46.(45.932.7)80.125 3.140.6831.40.032 5.61.250.82.50.447.7.20.22.41.4 3366+3334 7.74（2.81.3）1.52.2648.3.92.73.97.3 181.80.1250.8 12.79.91.27 15.02-6.8-1.02 49.21（9.33.7）5.6 5.411-5.4 2.316+2.323+2.3 9.43-（6.28-1.57） 50.3.654.736.50.37 46572386 13.70.253.74 2.229.9+6.666.7 51.1010.87-0.9187 10.716.1-15.110.7 0.79199-0.7999 4.8+8.63+5.2+0.37 52.5.93+0.19+2.81 1.76+0.195+3.24 2.35+1.713+0.287+7.65 1.57+0.245+7.43 53.6.02+3.6+1.98 0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.54.96.5 54.2800 100789 75138（100-54） 85(95144024) 24078（154-115）