1、1. 3/7 × 49/9 - 4/3 2. 8/9 × 15/36 + 1/27 3. 12× 5/6 – 2/9 ×3 4. 8× 5/4 + 1/4 5. 6÷ 3/8 – 3/8 ÷6 6. 4/7 × 5/9 + 3/7 × 5/9 7. 5/2 -( 3/2 + 4/5 ) 8. 7/8 + ( 1/8 + 1/9 ) 9. 9 × 5/6 + 5/6 10. 3/4 × 8/9 - 1/3 11. 7 × 5/49 + 3/14 12. 6 ×( 1/2 + 2/3 ) 13. 8 × 4/5 + 8 × 11/5 14. 31 × 5/6 –
2、 5/6 15. 9/7 - ( 2/7 – 10/21 ) 16. 5/9 × 18 – 14 × 2/7 17. 4/5 × 25/16 + 2/3 × 3/4 18. 14 × 8/7 – 5/6 × 12/15 19. 17/32 – 3/4 × 9/24 20. 3 × 2/9 + 1/3 21. 5/7 × 3/25 + 3/7 22. 3/14 ×× 2/3 + 1/6 23. 1/5 × 2/3 + 5/6 24. 9/22 + 1/11 ÷ 1/2 25. 5/3 × 11/5 + 4/3 26. 45 × 2/3 + 1/3 × 15 27. 7/
3、19 + 12/19 × 5/6 28. 1/4 + 3/4 ÷ 2/3 29. 8/7 × 21/16 + 1/2 30. 101 × 1/5 – 1/5 × 21 31. 50+160÷40 32. (58+370)÷(64-45) 33. 120-144÷18+35 34. 347+45×2-4160÷52 35. (58+37)÷(64-9×5) 36. 95÷(64-45) 37. 178-145÷5×6+42 38. 420+580-64×21÷28 39. 812-700÷(9+31×11) 40. (136+64)×(65-345÷23) 41.
4、 85+14×(14+208÷26) 42. (284+16)×(512-8208÷18) 43. 120-36×4÷18+35 44. (58+37)÷(64-9×5) 45. (6.8-6.8×0.55)÷8.5 46. 0.12× 4.8÷0.12×4.8 47. (3.2×1.5+2.5)÷1.6 48. 3.2×(1.5+2.5)÷1.6 49. 6-1.6÷4 50. 5.38+7.85-5.37 51. 7.2÷0.8-1.2×5 52. 6-1.19×3-0.43 53. 6.5×(4.8-1.2×4) 54. 0.68×1.9+0.32×1.9
5、 55. 10.15-10.75×0.4-5.7 56. 5.8×(3.87-0.13)+4.2×3.74 57. 32.52-(6+9.728÷3.2)×2.5 58. [(7.1-5.6)×0.9-1.15] ÷2.5 59. 5.4÷[2.6×(3.7-2.9)+0.62] 60. 12×6÷(12-7.2)-6 61. 12×6÷7.2-6 62. [(5.84-3.9)/0.4+0.15]*0.92 63. 4.38/(36.94+34.3*0.2) 64. (284+16)*(512-8208/18) 65. 5.4/[2.6*(3.7-2.9)+0.62]
6、66. 6.32.52-(6+9.728/3.2)*2.5 67. 8*(3.87-0.13)+4.2*3.7 68. 8/9*[15/16*(7/16-1/4)/1/2] 69. [5 1/2-1.04*(1 2/3+5/6)]/2.9 70. 6 3/7 /3/7-[(7-0.5)*1/4] 71. (0.75+0.2)/0.25*25%+12/0.75+7.2/2.4 72. 1.21*42-(4.46+0.14)*1375+450/18*25 73. 1+0.45/0.9-0.75-168.1/(4.3*2-0.4) 74. 605*8+3.5-44+10.9-(6
7、.6+0.125/12.5%) 75. 56*(56-65)*[0.325-62/30+(56/8)-65 ] 76. 4/7*5/9 + 3/7*5/9-3/4 × 8/9 - 1/3 77. 50+160/40 *(58+370)/(64-45) 78. 347+45×2-4160÷52 79. 6-1.6÷4+ 5.38+7.85-5.37 80. 5.4÷[2.6×(3.7-2.9)+0.62 81. 125*3+125*5+25*3+25 82. 9999*3+101*11*(101-92) 83. (23/4-3/4)*(3*6+2) 84. 3/7 × 49
8、/9 - 4/3 85. 8/9 × 15/36 + 1/27 86. 12× 5/6 – 2/9 ×3 87. 8× 5/4 + 1/4 88. 6÷ 3/8 – 3/8 ÷6 89. 4/7 × 5/9 + 3/7 × 5/9 90. 5/2 -( 3/2 + 4/5 ) 91. 7/8 + ( 1/8 + 1/9 ) 92. 9 × 5/6 + 5/6 93. 3/4 × 8/9 - 1/3 94. 7 × 5/49 + 3/14 95. 6 ×( 1/2 + 2/3 ) 96. 8 × 4/5 + 8 × 11/5 97. 31 × 5/6
9、– 5/6 98. 9/7 - ( 2/7 – 10/21 ) 99. 5/9 × 18 – 14 × 2/7 100. 4/5 × 25/16 + 2/3 × 3/4 101. 14 × 8/7 – 5/6 × 12/15 102. 17/32 – 3/4 × 9/24 103. 3 × 2/9 + 1/3 104. 5/7 × 3/25 + 3/7 105. 3/14 ×× 2/3 + 1/6 106. 1/5 × 2/3 + 5/6 107. 9/22 + 1/11 ÷ 1/2 108. 5/3 × 11/5 + 4/3 109. 45 × 2/3 +
10、 1/3 × 15 110. 7/19 + 12/19 × 5/6 111. 1/4 + 3/4 ÷ 2/3 112. 8/7 × 21/16 + 1/2 113. 101 × 1/5 – 1/5 × 21 114. 50+160÷40 115. 120-144÷18+35 116. 347+45×2-4160÷52 117. (58+37)÷(64-9×5) 118. 95÷(64-45) 119. 178-145÷5×6+42 120. 812-700÷(9+31×11) 121. 85+14×(14+208÷26) 122. 120-36×4÷18+35
11、 123. (58+37)÷(64-9×5) 124. (6.8-6.8×0.55)÷8.5 125. 0.12× 4.8÷0.12×4.8 126. (3.2×1.5+2.5)÷1.6 127. 6-1.6÷4 128. 5.38+7.85-5.37 129. 7.2÷0.8-1.2×5 130. 6-1.19×3-0.43 131. 6.5×(4.8-1.2×4) 132. 5.8×(3.87-0.13)+4.2×3.74 133. 32.52-(6+9.728÷3.2)×2.5 134. [(7.1-5.6)×0.9-1.15] ÷2.5 135. 5.4÷[2
12、.6×(3.7-2.9)+0.62] 136. 12×6÷(12-7.2)-6 137. 12×6÷7.2-6 138. .0.68×1.9+0.32×1.9 139. 58+370)÷(64-45) 140. 420+580-64×21÷28 141. 136+6×(65-345÷23) 142. 15-10.75×0.4-5.7 143. 18.1+(3-0.299÷0.23)×1 144. (6.8-6.8×0.55)÷8.5 145. 0.12× 4.8÷0.12×4.8 146. (3.2×1.5+2.5)÷1.6 147. 3.2×6+(1.5+2.5)÷1
13、6 148. 0.68×1.9+0.32×1.9 149. 10.15-10.75×0.4-5.7 150. 5.8×(3.87-0.13)+4.2×3.74 151. 32.52-(6+9.728÷3.2)×2.5 152. [(7.1-5.6)×0.9-1.15] ÷2.5 153. 5.4÷[2.6×(3.7-2.9)+0.62] 154. 12×6÷(12-7.2)-6 155. 12×6÷7.2-6 156. 33.02-(148.4-90.85)÷2.5 157. 76.(25%-695%-12%)*36 158. 1-1/4+8/9/7/9 159.
14、 9+1/6/3/24+2/21 160. 80/15*3/5 161. 3/4/9/10-1/6 162. 82/3+1/2)/5/6-1/3]/1/7 163. 83/5+3/5/2+3/4 164. (2-2/3/1/2)]*2/5 165. 85+5268.32-2569 166. 86.3+456-52*8 167. 87.5%+6325 168. 88/2+1/3+1/4 169. 89+456-78 170. 5%+. 3/7 × 49/9 - 4/3 171. 9 × 15/36 + 1/27 172. 2× 5/6 – 2/9 ×3 173.
15、 3× 5/4 + 1/4 174. 94÷ 3/8 – 3/8 ÷6 175. 95/7 × 5/9 + 3/7 × 5/9 176. 6/2 -( 3/2 + 4/5 ) 177. 8 + ( 1/8 + 1/9 ) 178. 8 × 5/6 + 5/6 179. 1/4 × 8/9 - 1/3 180. 10 × 5/49 + 3/14 181. 1.5 ×( 1/2 + 2/3 ) 182. 2/9 × 4/5 + 8 × 11/5 183. 3.1 × 5/6 – 5/6 184. 4/7 - ( 2/7 – 10/21 ) 185. 19 ×
16、18 – 14 × 2/7 186. 5 × 25/16 + 2/3 × 3/4 187. 4 × 8/7 – 5/6 × 12/15 188. 7/32 – 3/4 × 9/24 189. 2/3÷1/2-1/4×2/5 190. 2-6/13÷9/26-2/3 191. 2/9+1/2÷4/5+3/8 192. 10÷5/9+1/6×4 193. 1/2×2/5+9/10÷9/20 194. 5/9×3/10+2/7÷2/5 195. 1/2+3/4×5/12×4/5 196. 1.2×2.5+0.8×2.5 197. 8.9×1.25-0.9×1
17、25 198. 1/2+1/4×4/5-1/8 199. 5/8÷5/4+3/23÷9/11 200. 3/4×5/7×4/3-1/2 201. 12.5×7.4×0.8 202. 8×5/6+2/5÷4 203. 8/9×3/4-3/8÷3/4 204. 23-8/9×1/27÷1/27 205. 9.9×6.4-(2.5+0.24) 206. 6.5×9.5+6.5×0.5 207. 0.35×1.6+0.35×3.4 208. 0.25×8.6×4 209. 6.72-3.28-1.72 210. 0.45+6.37+4.55 211. 5.4+6.9×3-(25-2.5)2×41846-620-380
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