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1、 . . 有理数混合运算100题(有答案)14 / 141.2. 3.4. 5.6. 7.8. 9、10. 11.12. 13.14.15.16. 17.18. 19.20.21.22. 23. ()(154) 24. (2.4) 25. 2()(5) 26. 15(113)(1) 27. (5)()5 28. (+)()29. 130.34+(13)0.34 30.(13)(134)()31.(4)(5)+(4)332. (1650+3)(2) 33.(0.5)(3)+6.75534. 17887.21+43+5312.79 35.(6)(4)+(32)(8)3 36. ()+|1| 37.
2、(9)(4)+ (60)12 38. ()1+() 39. |3|10(15)40. 1()241. (23+1)(1)(7)42. 43. 44. 45、46. 47. 0348. 49. 50.(1) 0 51.52.53.54. 55.56. 57.58. 59.60.61.62、63、64、65、65、66、67、68、69、70、 72、73、74、 71(919) 75 、25(25)25() 76、76、 77、 2232 + ( 2)4 23 78、80、81.82. 83. 84. 85. 86. (1.76)+(19.15)+(8.24) 87. 23+(17)+(+7)+
3、(13)88. (+3)+(2)+5+(8) 89. +()90. 3(+5)(1)+(5)91. 99+10097+9895+96+2 92. 123410093. (4)(9)+()94. (6)0 -(2)95、 100(0.7+0.03) 96. (11)+(11)997. ()+2(1)98. (18)(9)+(63)(-7)99. 0(105)+1(9)100. (5)8(7)+(6)(5)(7)-(12)2.4509100 有理数混合运算100题参考答案1.=18 2. =3. =0 4. =235. =4 6. =37. =8 8. =459. =28 10. =111. 12
4、. =8+251 =48+880 =31 =12013. = 14. =115. =9 16. =17. 18. =1+= =81 =119. =254 =2020.=(57+12) (3)=021. 22. =1080 =90 =99=23.()(154) 24. (2.4)= =10+948+35=6 25. 2()(5) =26. 15(113)(1) =153(- )=12(-)= -=-=-927. (5)()5=25 28. (+)() =(+)42 =142+912=929.130.34+(13)0.34 =13+(13)0.340.34 =130.34=13.3430. (13
5、)(134)()=231.(4)(5)+(4)3=8+1=632.(1650+3)(2) 33.(0.5)(3)+6.755 =8+251 =31 =(0.5)5+6.75(3.25)=4 34. 17887.21+43+5312.79 35.(6)(4)+(32)(8)3 =17887.2112.79+43+53 =24+43 =178100+97 =25 =17536. ()+|1| =1 37.(9)(4)+ (60)12 =366=3137. 38. ()1+() 39. |3|10(15) =+(42) =+5 =27+7216=83 =440.1()2 41. (23+1)(1)(
6、7)=() =(+)()(7)= =(+)6 =1421+=4 42. 43. 44. =68 =4096 = =69=5445. =2 46. =427+1 =30 47. 03 =24 48. =4=149. 50. (1) 0 =0 =1+32=31 51. 0 52. 25 53.-12 54. -355. -6 56. 57.- 58. -2559.= -18 60. =-0.261.= 0 62、 =-63、=- 64、= 365、 = -24 66、 =67、 = 68、 = -3669、 =-5 70、 = -3671、= -16 72、=-12073、 =- -74、 71(
7、919) =75 、25(25)25() = 25 76、 =-4577、 = -78、 2232 + ( 2)4 23 = 379、 = -90 80、=-81. =-34 82. =-583. =-144 84.=85. =-3.586. (1.76)+(19.15)+(8.24)=-29.1587. 23+(17)+(+7)+(13)=088. (+3)+(2)+5+(8)=289. +()=90. 3(+5)(1)+(5)=-591. 99+10097+9895+96+2 = 50 92. 1234100=505093. (4)(9)+() =35.95 94. (6)0 -(2)=195. 100(0.7+0.03)=27 96. (11)+(11)9=11097. ()+2(1) =1 98. (18)(9)+(63)(-7)=1199. 0(105)+1(9)=100.(5)8(7)+(6)(5)(7)-(12)2.4509100 =70