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1. 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 + 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 × 2131.50＋160÷40 （58+370）÷（64-45）32.120-144÷18+3533.347+45×2-4160÷5234（58+37）÷（64-9×5）35.95÷（64-45）36.178-145÷5×6+42 420+580-64×21÷2837.812-700÷（9+31×11） （136+64）×（65-345÷23）38.85+14×（14+208÷26）39.（284+16）×（512-8208÷18）40.120-36×4÷18+3541.（58+37）÷（64-9×5）42.(6.8-6.8×0.55)÷8.543.0.12× 4.8÷0.12×4.844.（3.2×1.5+2.5）÷1.6 （2）3.2×（1.5+2.5）÷1.645.6-1.6÷4= 5.38+7.85-5.37=46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=47.6.5×（4.8-1.2×4）= 0.68×1.9+0.32×1.948.10.15-10.75×0.4-5.749.5.8×（3.87-0.13）+4.2×3.7450.32.52-（6+9.728÷3.2）×2.551.[（7.1-5.6）×0.9-1.15] ÷2.552.5.4÷[2.6×（3.7-2.9）+0.62]53.12×6÷（12-7.2）-6 （4）12×6÷7.2-654.15/16+(7/16-1/4)÷1/22/3+3/4;5/16-1/4;1/2+1/3-1/4;1/4+2/5+3/4+2/5;2/5-6/1;2/9×5/8;8/15-13/150;2/7+6/19;4/5÷2/3;4/17+4/15;5/8+2/9+3/8+7/9;12/17+12/19;14/15-13/15;[〔2/3-3/5〕÷〔4/9+5/7〕]×4/9;4/7÷7/9;1/3×5/19×6/29;7/5×8/9+6/7;1/2+1/3-5/9;1/4×1/5÷4/9+1/18;5/9+5/6;4/5×5/6×6/7×7/8;4/7÷5/9×8/9;19/20+19/21+19/22. 多加点分啊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 × 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 + 4/329. 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 × 2134.50＋160÷4035.120-144÷18+3536.347+45×2-4160÷5237（58+37）÷（64-9×5）38.95÷（64-45）39.178-145÷5×6+4240.812-700÷（9+31×11）41.85+14×（14+208÷26）43.120-36×4÷18+3544.（58+37）÷（64-9×5）45.(6.8-6.8×0.55)÷8.546.0.12× 4.8÷0.12×4.847.（3.2×1.5+2.5）÷1.648.6-1.6÷4= 5.38+7.85-5.37=49.7.2÷0.8-1.2×5= 6-1.19×3-0.43=50.6.5×（4.8-1.2×4）=51.5.8×（3.87-0.13）+4.2×3.7452.32.52-（6+9.728÷3.2）×2.553.[（7.1-5.6）×0.9-1.15] ÷2.554.5.4÷[2.6×（3.7-2.9）+0.62]55.12×6÷（12-7.2）-656.12×6÷7.2-657.0.68×1.9+0.32×1.958.58+370）÷（64-45）59.420+580-64×21÷2860.136+6×（65-345÷23）15-10.75×0.4-5.762.18.1＋（3－0.299÷0.23）×163.(6.8-6.8×0.55)÷8.564.0.12× 4.8÷0.12×4.865.（3.2×1.5+2.5）÷1.666.3.2×6+（1.5+2.5）÷1.667.0.68×1.9+0.32×1.968.10.15-10.75×0.4-5.769.5.8×（3.87-0.13）+4.2×3.7470.32.52-（6+9.728÷3.2）×2.571.[（7.1-5.6）×0.9-1.15] ÷2.572.5.4÷[2.6×（3.7-2.9）+0.62]73.12×6÷（12-7.2）-674.12×6÷7.2-675.33.02－（148.4－90.85）÷2.51) 76.(25%-695%-12%)*3677./4*3/5+3/4*2/578.1-1/4+8/9/7/979.+1/6/3/24+2/2180./15*3/581.3/4/9/10-1/682./3+1/2)/5/6-1/3]/1/783./5+3/5/2+3/484.(2-2/3/1/2)]*2/585.+986.3+456-52*887.5%+632588.1/2+1/3+1/42) 89+456-783) 5%+. 3/7 × 49/9 - 4/34) 9 × 15/36 + 1/275) 2× 5/6 – 2/9 ×36) 3× 5/4 + 1/47) 94÷ 3/8 – 3/8 ÷68) 95/7 × 5/9 + 3/7 × 5/99) 6/2 -（ 3/2 + 4/5 ）10) 8 + （ 1/8 + 1/9 ）11) 8 × 5/6 + 5/612) 1/4 × 8/9 - 1/313) 10 × 5/49 + 3/1414) 1.5 ×（ 1/2 + 2/3 ）15) 2／9 × 4/5 + 8 × 11/516) 3.1 × 5/6 – 5/617) 4/7 - （ 2/7 – 10/21 ）18) 19 × 18 – 14 × 2/719) 5 × 25/16 + 2/3 × 3/420) 4 × 8/7 – 5/6 × 12/1521) 7/32 – 3/4 × 9/2422) 1、 2/3÷1/2－1/4×2/52、 2－6/13÷9/26－2/33、 2/9＋1/2÷4/5＋3/84、 10÷5/9＋1/6×45、 1/2×2/5＋9/10÷9/206、 5/9×3/10＋2/7÷2/57、 1/2＋1/4×4/5－1/88、 3/4×5/7×4/3－1/29、 23－8/9×1/27÷1/2710、 8×5/6＋2/5÷411、 1/2＋3/4×5/12×4/512、 8/9×3/4－3/8÷3/413、 5/8÷5/4＋3/23÷9/1123) 1.2×2.5+0.8×2.524) 8.9×1.25-0.9×1.2525) 12.5×7.4×0.826) 9.9×6.4-（2.5+0.24）（27） 6.5×9.5+6.5×0.50.35×1.6+0.35×3.40.25×8.6×46.72-3.28-1.720.45+6.37+4.555.4+6.9×3-（25-2.5）2×04.8×46+4.8×540.8+0.8×2.51.25×3.6×8×2.5-12.5×2.428×12.5-12.5×2023.65-（3.07+3.65）（4+0.4×0.25）8×7×1.251.65×99+1.6527.85-（7.85+3.4）48×1.25+50×1.25×0.2×87.8×9.9+0.78(+681+6）×123××6×8545.15×7/8+6.1-0.606251. 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 + 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 × 2131.50＋160÷40 （58+370）÷（64-45）32.120-144÷18+3533.347+45×2-4160÷5234（58+37）÷（64-9×5）35.95÷（64-45）36.178-145÷5×6+42 420+580-64×21÷2837.812-700÷（9+31×11） （136+64）×（65-345÷23）38.85+14×（14+208÷26）39.（284+16）×（512-8208÷18）40.120-36×4÷18+3541.（58+37）÷（64-9×5）42.(6.8-6.8×0.55)÷8.543.0.12× 4.8÷0.12×4.844.（3.2×1.5+2.5）÷1.6 （2）3.2×（1.5+2.5）÷1.645.6-1.6÷4= 5.38+7.85-5.37=46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=47.6.5×（4.8-1.2×4）= 0.68×1.9+0.32×1.948.10.15-10.75×0.4-5.749.5.8×（3.87-0.13）+4.2×3.7450.32.52-（6+9.728÷3.2）×2.551.[（7.1-5.6）×0.9-1.15] ÷2.552.5.4÷[2.6×（3.7-2.9）+0.62]53.12×6÷（12-7.2）-6 （4）12×6÷7.2-6102×4.57.8×6.9＋2.2×6.95.6×0.258×（20－1.25）1）127+352+73+44 （2）89+276+135+33（1）25+71+75+29 +88 （2）243+89+111+57÷28×21920-690+47×52-398148+360×24÷32+730×5451+（）×234215+（）÷81（247+18）×27÷2536-720÷（360÷18）1080÷（63-54）×80（528+912）×5-6178-904264+318-8280÷69（174+209）×26- 9000814-（278+322）÷15÷45÷38+504796-5040÷（630÷7）285+（）÷361+5/6-19/123x(-9)+7x(-9(-54)x1/6x(-1/3)1.18.1＋（3－0.299÷0.23）×12.(6.8-6.8×0.55)÷8.53.0.12× 4.8÷0.12×4.84.（3.2×1.5+2.5）÷1.6 （2）3.2×（1.5+2.5）÷1.65.6-1.6÷4= 5.38+7.85-5.37=6.7.2÷0.8-1.2×5= 6-1.19×3-0.43=7.6.5×（4.8-1.2×4）= 0.68×1.9+0.32×1.98.10.15-10.75×0.4-5.79.5.8×（3.87-0.13）+4.2×3.7410.32.52-（6+9.728÷3.2）×2.511.[（7.1-5.6）×0.9-1.15] ÷2.512.5.4÷[2.6×（3.7-2.9）+0.62]13.12×6÷（12-7.2）-614.12×6÷7.2-615.33.02－（148.4－90.85）÷2.5 可以吗
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25 -15 -80 = 10 -80 = -70 26 -6 -64 = 20 -64 = -44 27 + 3 -48 = 30 -48 = -18 28 + 12 -32 = 40 -32 = 8 29 + 21 -16 = 50 -16 = 34 30 + 30 + 0 = 60 + 0 = 60 31 + 39 + 16 = 70 + 16 = 86 32 + 48 + 32 = 80 + 32 = 112 33 + 57 + 48 = 90 + 48 = 138 34 + 66 + 64 = 100 + 64 = 164 35 + 75 + 80 = 110 + 80 = 190 36 + 84 + 96 = 120 + 96 = 216 37 + 93 + 112 = 130 + 112 = 242 38 + 102 + 128 = 140 + 128 = 268 39 + 111 + 144 = 150 + 144 = 294 40 -30 -140 = 10 -140 = -130 41 -21 -124 = 20 -124 = -104 42 -12 -108 = 30 -108 = -78 43 -3 -92 = 40 -92 = -52 44 + 6 -76 = 50 -76 = -26 45 + 15 -60 = 60 -60 = 0 46 + 24 -44 = 70 -44 = 26 47 + 33 -28 = 80 -28 = 52 48 + 42 -12 = 90 -12 = 78 49 + 51 + 4 = 100 + 4 = 104 50 + 60 + 20 = 110 + 20 = 130 51 + 69 + 36 = 120 + 36 = 156 52 + 78 + 52 = 130 + 52 = 182 53 + 87 + 68 = 140 + 68 = 208 54 + 96 + 84 = 150 + 84 = 234 55 -45 -200 = 10 -200 = -190 56 -36 -184 = 20 -184 = -164 57 -27 -168 = 30 -168 = -138 58 -18 -152 = 40 -152 = -112 59 -9 -136 = 50 -136 = -86 60 + 0 -120 = 60 -120 = -60 61 + 9 -104 = 70 -104 = -34 62 + 18 -88 = 80 -88 = -8 63 + 27 -72 = 90 -72 = 18 64 + 36 -56 = 100 -56 = 44 65 + 45 -40 = 110 -40 = 70 66 + 54 -24 = 120 -24 = 96 67 + 63 -8 = 130 -8 = 122 68 + 72 + 8 = 140 + 8 = 148 69 + 81 + 24 = 150 + 24 = 174 70 -60 -260 = 10 -260 = -250 71 -51 -244 = 20 -244 = -224 72 -42 -228 = 30 -228 = -198 73 -33 -212 = 40 -212 = -172 74 -24 -196 = 50 -196 = -146 11 3^3-5 12 4^2-34% 13 3.25-315% 14 7^3+445% 15 12+9 16 123+456-52*8 17 45%+6325 18 1/2+1/3+1/4 19 789+456-78
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