第1个回答 2010-03-31
36. 178-145÷5×6+42
37. 812-700÷(9+31×11)
38. 85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40. 120-36×4÷18+35
41.(58+37)÷(64-9×5)
42. (6.8-6.8×0.55)÷8.5
43. 0.12× 4.8÷0.12×4.8
44.(3.2×1.5+2.5)÷1.6
45. 6-1.6÷4= 5.38+7.85-5.37
46. 7.2÷0.8-1.2×5
47. 6.5×(4.8-1.2×4)
48. 10.15-10.75×0.4-5.7
49. 5.8×(3.87-0.13)+4.2×3.74
50. 32.52-(6+9.728÷3.2)×2.5
51. [(7.1-5.6)×0.9-1.15] ÷2.5
52. 5.4÷[2.6×(3.7-2.9)+0.62]
53. 12×6÷(12-7.2)-6
54. 12×6÷7.2-6
55. 2/3÷1/2-1/4×2/5
56.(136+64)×(65-345÷23)
57. 3.2×(1.5+2.5)÷1.6
58. 2-6/13÷9/26-2/3