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1、【精品文档】如有侵权，请联系网站删除，仅供学习与交流北师大版五年级数学下册解方程100题.精品文档.解方程1. x = 2. x = 3. 4x7.513 4. x0.6 x5 5. x3.3 6. x =107. x= 8. = 9. 81x =710. 20%= 11. x - x =20 12. x = 13. x -x = 24 14. 4 x + x = 9 15. + 2 x = 16. x -= 17. x + x =364 18. （1）x =19. x =20 20. x x =12 21. 7 x=22. x x = 23. 4 x7.513 24. 9.8-2 x =3.
2、825. 26. x3x =24 27. x x528. 29. x - x =20 30. x =3631. x = 32. x x12 33. 3 x34. x = 35. x - x =15 36. x= 0.637. 15 x +6 x = 168 38. x - = 39. 2 x +5 = 4040. 3.5 x = 140 41. 20% x30 42. 5 x3=43. 5 x = 44. 2 x - x = 45. 1.5 x =2.2546. x = 47. x = 48. x30% x 49. 8（x）= 50. （）x 51. 37.520% x69.5 52. x -
3、 x = 53. 4.2 33x = 5.1 54. 13.7x = 5.29 55. x = 56. 20% x= 57. x x =58. 12 x = 59. x = 60. x=61. x x =15 62. x20% = 20 63. x=64. 4（4 x1）=3（22x） 65. 1.5 x =28.5 66. （0.5+ x）+ x=9.8267. x2=40 68. 7（2 x -6）=84 69. 8 x =4270. x= 71. x 5 = 72. x = 73. 74. 75. 1.5 x +6=3 x 76. x -= 77. 78. x + 2.58=95 79. 53-x2=8 80. x =81. =150 82. = 83. =84. = 85. -= 86. =87. = 88. = 89. =90. = 91. 92. 93. 94. 95. 96. 97. 98. 99. x 60% x =18 100. 40% x +30=80