1、1.1/3*(5*(2/3)2.(1+37%)*203.35/2*75%4.30*(50/2)5.(54+10%)/206.(25/3*18)*30%7.(2+70%)*408.1/7*(98*(1/4)*2)9.25%*(23+2%)*4)10.(30+20%)/211.12*3/(25+20%)12.30/(3+40%)13.27/8*16*10%14.(2/3)*(3+6)*(1/2)15.45*(1/9)*2416.(35+10%)*2717.(45+50%)*3*1/218.(43*20%)+(3*(1/9)19.27*(9*(1/3)*5%20.14*15%+25*8*(1/4)2

2、1.7*(1/2)/4922.(1+48%)*223.(4*8-12)*50%24.(48/60%)/1025. 63*(1/7)*30%3*(5*(2/3)2.(1+37%)*203.35/2*75%4.30*(50/2)5.(54+10%)/206.(25/3*18)*30%7.(2+70%)*408.1/7*(98*(1/4)*2)9.25%*(23+2%)*4)10.(30+20%)/211.12*3/(25+20%)12.30/(3+40%)13.27/8*16*10%14.(2/3)*(3+6)*(1/2)15.45*(1/9)*2416.(35+10%)*2717.(45+50%

3、)*3*1/2. 3/7 49/9 - 4/32. 8/9 15/36 + 1/273. 12 5/6 2/9 34. 8 5/4 + 1/45. 6 3/8 3/8 66. 4/7 5/9 + 3/7 5/97. 5/2 -（ 3/2 + 4/5 ）8. 7/8 + （ 1/8 + 1/9 ）9. 9 5/6 + 5/610. 3/4 8/9 - 1/311. 7 5/49 + 3/1412. 6 （ 1/2 + 2/3 ）13. 8 4/5 + 8 11/514. 31 5/6 5/615. 9/7 - （ 2/7 10/21 ）16. 5/9 18 14 2/717. 4/5 25/16

4、 + 2/3 3/418. 14 8/7 5/6 12/1519. 17/32 3/4 9/2420. 3 2/9 + 1/321. 5/7 3/25 + 3/722. 3/14 2/3 + 1/623. 1/5 2/3 + 5/624. 9/22 + 1/11 1/225. 5/3 11/5 + 4/326. 45 2/3 + 1/3 1527. 7/19 + 12/19 5/628. 1/4 + 3/4 2/329. 8/7 21/16 + 1/230. 101 1/5 1/5 211)340(120408)(2)45(720195719)(3)86+4500+(208836)2(4)39

5、674(4875151321)(5)1054(174168)8(6)6048(10799)9(1)340(120408)(2)45(720195719)(3)86+4500+(208836)2(4)39674(4875151321)(5)1054(174168)8(6)6048(10799)93*(5*(2/3)2.(1+37%)*203.35/2*75%4.30*(50/2)5.(54+10%)/206.(25/3*18)*30%7.(2+70%)*408.1/7*(98*(1/4)*2)9.25%*(23+2%)*4)10.(30+20%)/211.12*3/(25+20%)12.30/(

6、3+40%)13.27/8*16*10%14.(2/3)*(3+6)*(1/2)15.45*(1/9)*2416.(35+10%)*2717.(45+50%)*3*1/21.125*3+125*5+25*3+252.9999*3+101*11*(101-92)3.(23/4-3/4)*(3*6+2)4. 3/7 49/9 - 4/35. 8/9 15/36 + 1/276. 12 5/6 2/9 37. 8 5/4 + 1/48. 6 3/8 3/8 69. 4/7 5/9 + 3/7 5/910. 5/2 -（ 3/2 + 4/5 ）11. 7/8 + （ 1/8 + 1/9 ）12. 9

7、5/6 + 5/613. 3/4 8/9 - 1/314. 7 5/49 + 3/1415. 6 （ 1/2 + 2/3 ）16. 8 4/5 + 8 11/517. 31 5/6 5/618. 9/7 - （ 2/7 10/21 ）19. 5/9 18 14 2/720. 4/5 25/16 + 2/3 3/421. 14 8/7 5/6 12/1522. 17/32 3/4 9/2423. 3 2/9 + 1/324. 5/7 3/25 + 3/725. 3/14 2/3 + 1/626. 1/5 2/3 + 5/627. 9/22 + 1/11 1/228. 5/3 11/5 + 4/3

8、29. 45 2/3 + 1/3 1530. 7/19 + 12/19 5/631. 1/4 + 3/4 2/332. 8/7 21/16 + 1/233. 101 1/5 1/5 2134.501604035.120-14418+3536.347+452-41605237（58+37）（64-95）38.95（64-45）39.178-14556+4240.812-700（9+3111）41.85+14（14+20826）43.120-36418+3544.（58+37）（64-95）45.(6.8-6.80.55)8.546.0.12 4.80.124.847.（3.21.5+2.5）1.

9、648.6-1.64= 5.38+7.85-5.37=49.7.20.8-1.25= 6-1.193-0.43=50.6.5（4.8-1.24）=51.5.8（3.87-0.13）+4.23.7452.32.52-（6+9.7283.2）2.553.（7.1-5.6）0.9-1.15 2.554.5.42.6（3.7-2.9）+0.6255.126（12-7.2）-656.1267.2-657.0.681.9+0.321.958.58+370）（64-45）59.420+580-64212860.136+6（65-34523）1. 3/7 49/9 - 4/32. 8/9 15/36 + 1/

10、273. 12 5/6 2/9 34. 8 5/4 + 1/45. 6 3/8 3/8 66. 4/7 5/9 + 3/7 5/97. 5/2 -（ 3/2 + 4/5 ）8. 7/8 + （ 1/8 + 1/9 ）9. 9 5/6 + 5/610. 3/4 8/9 - 1/311. 7 5/49 + 3/1412. 6 （ 1/2 + 2/3 ）13. 8 4/5 + 8 11/514. 31 5/6 5/615. 9/7 - （ 2/7 10/21 ）16. 5/9 18 14 2/717. 4/5 25/16 + 2/3 3/418. 14 8/7 5/6 12/1519. 17/32

11、3/4 9/2420. 3 2/9 + 1/321. 5/7 3/25 + 3/722. 3/14 2/3 + 1/623. 1/5 2/3 + 5/624. 9/22 + 1/11 1/225. 5/3 11/5 + 4/326. 45 2/3 + 1/3 1527. 7/19 + 12/19 5/628. 1/4 + 3/4 2/329. 8/7 21/16 + 1/230. 101 1/5 1/5 2131.5016040 （58+370）（64-45）32.120-14418+3533.347+452-41605234（58+37）（64-95）35.95（64-45）36.178-1

12、4556+42 420+580-64212837.812-700（9+3111） （136+64）（65-34523）38.85+14（14+20826）39.（284+16）（512-820818）40.120-36418+3541.（58+37）（64-95）42.(6.8-6.80.55)8.543.0.12 4.80.124.844.（3.21.5+2.5）1.6 （2）3.2（1.5+2.5）1.645.6-1.64= 5.38+7.85-5.37=46.7.20.8-1.25= 6-1.193-0.43=47.6.5（4.8-1.24）= 0.681.9+0.321.948.10.

13、15-10.750.4-5.749.5.8（3.87-0.13）+4.23.7450.32.52-（6+9.7283.2）2.551.（7.1-5.6）0.9-1.15 2.552.5.42.6（3.7-2.9）+0.6253.126（12-7.2）-6 （4）1267.2-61.(5.84-3.9)/0.4+0.15*0.922.4.38/(36.94+34.3*0.2)3.(284+16)*(512-8208/18)4.5.4/2.6*(3.7-2.9)+0.625.(7.1-5.6)*0.9-1.15/2.56.32.52-(6+9.728/3.2)*2.57.5.8*(3.87-0.1

14、3)+4.2*3.78.8/9*15/16*(7/16-1/4)/1/29.5 1/2-1.04*(1 2/3+5/6)/2.910.6 3/7 /3/7-(7-0.5)*1/411.(0.75+0.2)/0.25*25%+12/0.75+7.2/2.412.1.21*42-(4.46+0.14)*1375+450/18*2513.1+0.45/0.9-0.75-168.1/(4.3*2-0.4)14.605*8+3.5-44+10.9-(6.6+0.125/12.5%)15.56*（56-65）*0.325-62/30+（56/8）-65 16.4/7*5/9 + 3/7*5/9-3/4 8

15、/9 - 1/317.50160/40 *（58+370)/（64-45）18.347+452-41605219.6-1.64+ 5.38+7.85-5.3720.5.42.6（3.7-2.9）+0.621. 3/4*1/9+1/4*1/92. 5/8*2/7+5/8*5/73. 101*1/5-1/5*214. 31*5*6-5/65. 8*4/5+8*11/56. 6*(1/2+2/3)7. (3/5-1*2)*5/38. 12*(2*3+1/6)9. 4/7*5/9+3/7*5/910. (3+1)*5/611. 5/2*(3/2+4/5)12. 1/6*(2/3+3/4)13. 7/7

16、2*(1/8+1/9)14. 9*5/6+5/615. 12*5/6-5/6*316. 21/22*(2/7+10/21)17. 45*2/3+1/3*4518. 1/5*2/3+4/3*1/519. 9/11*(11/18+11/20)20. 2/5*(5/9+5/7)21.1/3*(5*(2/3)22.(1+37%)*2023.35/2*75%24.30*(50/2)25.(54+10%)/2026.(25/3*18)*30%27.(2+70%)*4028.1/7*(98*(1/4)*2)29.25%*(23+2%)*4)30.(30+20%)/231.12*3/(25+20%)32.30

17、/(3+40%)33.27/8*16*10%34.(2/3)*(3+6)*(1/2)35.45*(1/9)*2436.(35+10%)*2737.(45+50%)*3*1/238.(43*20%)+(3*(1/9)39.27*(9*(1/3)*5%40.14*15%+25*8*(1/4)41.7*(1/2)/4942.(1+48%)*243.(4*8-12)*50%44.(48/60%)/1045. 63*(1/7)*30%46. 8/9 15/36 + 1/2747. 12 5/6 2/9 348. 8 5/4 + 1/449. 6 3/8 3/8 650. 4/7 5/9 + 3/7 5/

18、951. 5/2 -（ 3/2 + 4/5 ）52. 7/8 + （ 1/8 + 1/9 ）53. 9 5/6 + 5/654. 3/4 8/9 - 1/355. 7 5/49 + 3/1456. 6 （ 1/2 + 2/3 ）57. 8 4/5 + 8 11/558 . 31 5/6 5/659. 9/7 - （ 2/7 10/21 ）60. 5/9 18 14 2/761. 4/5 25/16 + 2/3 3/462. 14 8/7 5/6 12/1563. 17/32 3/4 9/2464. 3 2/9 + 1/365. 5/7 3/25 + 3/766. 3/14 2/3 + 1/66

19、7. 1/5 2/3 + 5/668. 9/22 + 1/11 1/269. 5/3 11/5 + 4/370. 45 2/3 + 1/3 1571. 7/19 + 12/19 5/672. 1/4 + 3/4 2/373. 8/7 21/16 + 1/274. 101 1/5 1/5 21.1/3*(5*(2/3)2.(1+37%)*203.35/2*75%4.30*(50/2)5.(54+10%)/206.(25/3*18)*30%7.(2+70%)*408.1/7*(98*(1/4)*2)9.25%*(23+2%)*4)10.(30+20%)/211.12*3/(25+20%)12.30/(3+40%)13.27/8*16*10%14.(2/3)*(3+6)*(1/2)15.45*(1/9)*2416.(35+10%)*2717.(45+50%)*3*1/218.(43*20%)+(3*(1/9)19.27*(9*(1/3)*5%20.1