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【有理数计算题】初一有理数计算题75题带答案最好有过程不要带字母的,有平方...

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解决时间 2021-02-23 22:40
【有理数计算题】初一有理数计算题75题带答案最好有过程不要带字母的,有平方...
最佳答案
【答案】 (1)(+11)+(-7)+(+10)+(-3)+(-11)
  =(+11)+(-11)+(-7)+(+10)+(-3)
  =0+(-7)+(+10)+(-3)
  =0
  (2)-(-2.4)-(+3.7)+(-4.6)-(-5.7)
  =2.4-3.7-4.6+5.7
  =(2.4+5.7)-(3.7+4.6)
  =8.1-8.3
  =-0.2
  (3)1-3+5-7+9-11+...+97-99
  =(1-3)+(5-7)+(9-11)+...+(97-99)
  =-2+(-2)+(-2)+...+(-2)
  =-2*25
  =-50
  (4)丨-2/5丨-(3.5)+丨-1-2/3丨
  =2/5-3.5+5/3
  =2/5-7/2+5/3
  =2/5+5/3-7/2
  =31/15-7/2
  =-43/30 (1) 9*27
  (3) (-2)-8-14-13
  (4) (-7)*(-1)/7+8
  (5) (-11)*4-(-18)/18
  (6) 4+(-11)-1/(-3)
  (7) (-17)-6-16/(-18)
  (8) 5/7+(-1)-(-8)
  (9) (-1)*(-1)+15+1
  (10) 3-(-5)*3/(-15)
  (11) 6*(-14)-(-14)+(-13)
  (12) (-15)*(-13)-(-17)-(-4)
  (13) (-20)/13/(-7)+11
  (14) 8+(-1)/7+(-4)
  (15) (-13)-(-9)*16*(-12)
  (16) (-1)+4*19+(-2)
  (17) (-17)*(-9)-20+(-6)
  (18) (-5)/12-(-16)*(-15)
  (19) (-3)-13*(-5)*13
  (20) 5+(-7)+17-10
  (21) (-10)-(-16)-13*(-16)
  (22) (-14)+4-19-12
  (23) 5*13/14/(-10)
  (24) 3*1*17/(-10)
  (25) 6+(-12)+15-(-15)
  (26) 15/9/13+(-7)
  (27) 2/(-10)*1-(-8)
  (28) 11/(-19)+(-14)-5
  (29) 19-16+18/(-11)
  (30) (-1)/19+(-5)+1
  (31) (-5)+19/10*(-5)
  (32) 11/(-17)*(-13)*12
  (33) (-8)+(-10)/8*17
  (34) 7-(-12)/(-1)+(-12)
  (35) 12+12-19+20
  (36) (-13)*(-11)*20+(-4)
  (37) 17/(-2)-2*(-19)
  (38) 1-12*(-16)+(-9)
  (39) 13*(-14)-15/20
  (40) (-15)*(-13)-6/(-9)
  (41) 15*(-1)/12+7
  (42) (-13)+(-16)+(-14)-(-6)
  (43) 14*12*(-20)*(-13)
  (44) 17-9-20+(-10)
  (45) 12/(-14)+(-14)+(-2)
  (46) (-15)-12/(-17)-(-3)
  (47) 6-3/9/(-8)
  (48) (-20)*(-15)*10*(-4)
  (49) 7/(-2)*(-3)/(-14)
  (50) 13/2*18*(-7)
  答案:
  1 243
  3 -37
  4 9
  5 -43
  6 -(20/3)
  7 -(199/9)
  8 54/7
  9 17
  10 2
  11 -83
  12 216
  13 1021/91
  14 27/7
  15 -1741
  16 73
  17 127
  18 -(2885/12)
  19 842
  20 5
  21 214
  22 -41
  23 -(13/28)
  24 -(51/10)
  25 24
  26 -(268/39)
  27 39/5
  28 -(372/19)
  29 15/11
  30 -(77/19)
  31 -(29/2)
  32 1716/17
  33 -(117/4)
  34 -17
  35 25
  36 2856
  37 59/2
  38 184
  39 -(731/4)
  40 587/3
  41 23/4
  42 -37
  43 43680
  44 -22
  45 -(118/7)
  46 -(192/17)
  47 145/24
  48 -12000
  49 -(3/4)
  50 -819
  再来一些:-5+21*8/2-6-59
  68/21-8-11*8+61
  -2/9-7/9-56
  4.6-(-3/4+1.6-4-3/4)
  1/2+3+5/6-7/12
  [2/3-4-1/4*(-0.4)]/1/3+2
  22+(-4)+(-2)+4*3
  -2*8-8*1/2+8/1/8
  (2/3+1/2)/(-1/12)*(-12)
  (-28)/(-6+4)+(-1)
  2/(-2)+0/7-(-8)*(-2)
  (1/4-5/6+1/3+2/3)/1/2
  18-6/(-3)*(-2)
  (5+3/8*8/30/(-2)-3
  (-84)/2*(-3)/(-6)
  1/2*(-4/15)/2/3
  -3x+2y-5x-7y
  -5+21*8/2-6-59
  68/21-8-11*8+61
  -2/9-7/9-56
  2.4-(-3/5)+(-3.1)+4/5
  (-6/13)+(-7/13)-(-2)
  3/4-(-11/6)+(-7/3)
  11+(-22)-3×(-11)
  (-0.1)÷1/2×(-100)
  2.4-(-3/5)+(-3.1)+4/5
  (-6/13)+(-7/13)-(-2)
  3/4-(-11/6)+(-7/3)
  11+(-22)-3×(-11)
  (-0.1)÷1/2×(-100)
  4.6-(-3/4+1.6-4-3/4)
  1/2+3+5/6-7/12
  [2/3-4-1/4*(-0.4)]/1/3+2
  22+(-4)+(-2)+4*3
  -2*8-8*1/2+8/1/8
  (2/3+1/2)/(-1/12)*(-12)
  (-28)/(-6+4)+(-1)
  2/(-2)+0/7-(-8)*(-2)
  (1/4-5/6+1/3+2/3)/1/2
  18-6/(-3)*(-2)
  (5+3/8*8/30/(-2)-3
  (-84)/2*(-3)/(-6)
  1/2*(-4/15)/2/3
  -3x+2y-5x-7y.(-8)-(-1)
  45+(-30)
  -1.5-(-11.5)
  -1/4-(-1/2)
  15-[1-(20-4)]
  -40-28-(-19)+(-24)
  22.54+(-4.4)+(-12.54)+4.4
  (2/3-1/2)-(1/3-5/6)
  [-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3)
  5+21*8/2-6-59
  68/21-8-11*8+61
  -2/9-7/9-56
  4.6-(-3/4+1.6-4-3/4)
  1/2+3+5/6-7/12
  [2/3-4-1/4*(-0.4)]/1/3+2
  22+(-4)+(-2)+4*3
  -2*8-8*1/2+8/1/8
  (2/3+1/2)/(-1/12)*(-12)
  (-28)/(-6+4)+(-1)
  2/(-2)+0/7-(-8)*(-2)
  (1/4-5/6+1/3+2/3)/1/2
  18-6/(-3)*(-2)
  (5+3/8*8/30/(-2)-3
  (-84)/2*(-3)/(-6)
  1/2*(-4/15)/2/3
  -1+2-3+4-5+6-7
  -50-28+(-24)-(-22)
  -19.8-(-20.3)-(+20.2)-10.8
  0.25- +(-1 )-(+3 )
  -1-〔1-(1-0.6÷3)〕×〔2-(-3)×(-4)〕
  0÷(-4)-42-(-8)÷(-1)3
  -32-(-3) 2-(-3)3+(-1)6
  3×(-2)2+(-2×3)2+(-2+3)2
  (-12)÷4×(-6)÷2
  (-12)÷4×(-6)×2
  75÷〔138÷(100-54)〕
  85×(95-1440÷24)
  80400-(4300+870÷15)
  240×78÷(154-115)
  1437×27+27×563
  〔75-(12+18)〕÷15
  2160÷〔(83-79)×18〕
  280+840÷24×5
  325÷13×(266-250)
  85×(95-1440÷24)
  58870÷(105+20×2)
  1437×27+27×563
  81432÷(13×52+78)
  [37.85-(7.85+6.4)] ×30
  156×[(17.7-7.2)÷3]
  (947-599)+76×64
  36×(913-276÷23)
  -(3.4 1.25×2.4)
  0.8×〔15.5-(3.21 5.79)〕
  (31.8 3.2×4)÷5
  194-64.8÷1.8×0.9 36.72÷4.25×9.9
  3.416÷(0.016×35)
  0.8×[(10-6.76)÷1.2]
  (136+64)×(65-345÷23)
  (6.8-6.8×0.55)÷8.5
  0.12× 4.8÷0.12×4.8
  (58+37)÷(64-9×5)
  812-700÷(9+31×11)
  (3.2×1.5+2.5)÷1.6
  85+14×(14+208÷26)
  120-36×4÷18+35
  (284+16)×(512-8208÷18)
  9.72×1.6-18.305÷7
  4/7÷[1/3×(3/5-3/10)]
  (4/5+1/4)÷7/3+7/10
  12.78-0÷( 13.4+156.6 )
  37.812-700÷(9+31×11)
  (136+64)×(65-345÷23)
  3.2×(1.5+2.5)÷1.6
  85+14×(14+208÷26)
  (58+37)÷(64-9×5)
  (6.8-6.8×0.55)÷8.5
  (284+16)×(512-8208÷18)
  0.12× 4.8÷0.12×4.8
  (3.2×1.5+2.5)÷1.6
  120-36×4÷18+35
  10.15-10.75×0.4-5.7
  5.8×(3.87-0.13)
  +4.2×3.74 347+45×2-4160÷52
  32.52-(6+9.728÷3.2)×2.5 87(58+37)÷(64-9×5)
  [(7.1-5.6)×0.9-1.15] ÷2.5 (3.2×1.5+2.5)÷1.6
  5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6
  3.2×6+(1.5+2.5)÷1.6 (3.2×1.5+2.5)÷1.6
  5.8×(3.87-0.13)+4.2×3.74
  33.02-(148.4-90.85)÷2.5
  [|-98|+76+(-87)]-23[56+(-75)-(7)]-(8+4+3)
  -(-89)+|-87|-23+[-75-(7)+76]-(10+39-24)
  |-9.8|+(-4.6)-[8.7-(-1.3)]+(-5.4)-(-0.2)
  [-(-84)+46]-|-9.1|+(+1.9)
  [-(-90)+(-34)]-(+43)+(-57)+10
  5+21+8/2-6-59
  68/21-8-11-8+61
  -2/9-7/9-56
  4.6-(-3/4+1.6-4-3/4)
  1/2+3+5/6-7/12
  [2/3-4-1/4+(-0.4)]/1/3+2
  22+(-4)+(-2)+4-3
  -2+8-8-1/2+8/1/8
  (2/3+1/2)/(-1/12)+(-12)
  2/(-2)+0/7-(-8)-(-2)
  (1/4-5/6+1/3+2/3)/1/2
  18-6/(-3)+(-2)
  (5+3/8-8/30/(-2)-3
  (-84)/2+(-3)/(-6)
  1/2-(-4/15)/2/3
  (-5)-(+3)+(-9)-(-7)
  (-5)+(+8)-(+2)-(-3)
  5-(-3 )-(+7)-2
  (-21)+(+16)-(-13)-(+7)+(-6)
  2 -(- )+(-0.5)+(+2)-(+ )-2
  (-7)-(+5)+(+3)-(-9)
  -(+2 )-(-1 )-(+3 )
  -14 5 (-3)=-12
  -12 (-7) (-5) (-6)
  23.33-(+76.76)
  (-6-24.3)-(-12+9.1)+(0-2.1)
  6+(7-8)
  (-78)+25+26+27
  (-3)+(-2)+(-1)
  39+28+26-125
  [2/3-4-1/4+(-0.4)]+1/3+2
  22+(-4)+(-2)+4-3
  (-2)+7-(-16)-(-3)
  (-5)-(+3)+(-9)-(-7)
  (-1/4)+(-5/6)-(-1/3)+2/3-1/6
  2/3+(-1/2)-(-1/3)+1/4
  (-5)+(-8)-(-2)-3
  (-21)+(+16)-(-13)-(+7)+(-6)
  (-2/3)+(-1/3)+3/4+(-1/4)
  (-0.73)+(-0.62)-(+0.75)
  (-19)+(-11)-(-33)+27
  (-6.4)+(-3.6)-(-12.5)+4.5
  (-81)+(-19)-27+33
  (-3.2)-(-6.2)+(-5.1)+(-4.9)
  (-6.9)+(-3.1)+(+2.7)+(-2.1)
  1)-23÷1 ×(-1 )2÷(1 )2;
  (2)-14-(2-0.5)× ×[( )2-( )3];
  (3)-1 ×[1-3×(- )2]-( )2×(-2)3÷(- )3
  (4)(0.12+0.32) ÷ [-22+(-3)2-3 × ];
  (5)-6.24×32+31.2×(-2)3+(-0.51) ×624.
  [-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3)
  5+21*8/2-6-59
  68/21-8-11*8+61
  -2/9-7/9-56
  4.6-(-3/4+1.6-4-3/4)
  1/2+3+5/6-7/12
  [2/3-4-1/4*(-0.4)]/1/3+2
  22+(-4)+(-2)+4*3
  -2*8-8*1/2+8/1/8
  (2/3+1/2)/(-1/12)*(-12)
  (-28)/(-6+4)+(-1)
  2/(-2)+0/7-(-8)*(-2)
  (1/4-5/6+1/3+2/3)/1/2
  18-6/(-3)*(-2)
  (5+3/8*8/30/(-2)-3
  (-84)/2*(-3)/(-6)
  1/2*(-4/15)/2/3
  -3x+2y-5x-7y
  75÷〔138÷(100-54)〕 85×(95-1440÷24)
  80400-(4300+870÷15) 240×78÷(154-115)
  1437×27+27×563 〔75-(12+18)〕÷15
  2160÷〔(83-79)×18〕 280+840÷24×5
  325÷13×(266-250) 85×(95-1440÷24)
  58870÷(105+20×2) 1437×27+27×563
  81432÷(13×52+78) [37.85-(7.85+6.4)] ×30
  156×[(17.7-7.2)÷3] (947-599)+76×64
  36×(913-276÷23) [192-(54+38)]×67
  [(7.1-5.6)×0.9-1.15]÷2.5 81432÷(13×52+78)
  5.4÷[2.6×(3.7-2.9)+0.62] (947-599)+76×64 60-(9.5+28.9)]÷0.18 2.881÷0.43-0.24×3.5 20×[(2.44-1.8)÷0.4+0.15] 28-(3.4 1.25×2.4) 0.8×〔15.5-(3.21 5.79)〕 (31.8 3.2×4)÷5 194-64.8÷1.8×0.9 36.72÷4.25×9.9 3.416÷(0.016×35) 0.8×[(10-6.76)÷1.2]
  (136+64)×(65-345÷23) (6.8-6.8×0.55)÷8.5
  0.12× 4.8÷0.12×4.8 (58+37)÷(64-9×5)
  812-700÷(9+31×11) (3.2×1.5+2.5)÷1.6
  85+14×(14+208÷26) 120-36×4÷18+35
  (284+16)×(512-8208÷18) 9.72×1.6-18.305÷7
  4/7÷[1/3×(3/5-3/10)] (4/5+1/4)÷7/3+7/10
  12.78-0÷( 13.4+156.6 ) 37.812-700÷(9+31×11) (136+64)×(65-345÷23) 3.2×(1.5+2.5)÷1.6
  85+14×(14+208÷26) (58+37)÷(64-9×5)
  (6.8-6.8×0.55)÷8.5 (284+16)×(512-8208÷18)
  0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6
  120-36×4÷18+35 10.15-10.75×0.4-5.7
  5.8×(3.87-0.13)+4.2×3.74 347+45×2-4160÷52
  32.52-(6+9.728÷3.2)×2.5 87(58+37)÷(64-9×5)
  [(7.1-5.6)×0.9-1.15] ÷2.5 (3.2×1.5+2.5)÷1.6
  5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6
  3.2×6+(1.5+2.5)÷1.6 (3.2×1.5+2.5)÷1.6
  5.8×(3.87-0.13)+4.2×3.74
  33.02-(148.4-90.85)÷2.5
  (一)计算题:
  (1)23+(-73)
  (2)(-84)+(-49)
  (3)7+(-2.04)
  (4)4.23+(-7.57)
  (5)(-7/3)+(-7/6)
  (6)9/4+(-3/2)
  (7)3.75+(2.25)+5/4
  (8)-3.75+(+5/4)+(-1.5)
  (9)(-17/4)+(-10/3)+(+13/3)+(11/3)
  (10)(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4)
  (11)(+1.3)-(+17/7)
  (12)(-2)-(+2/3)
  (13)|(-7.2)-(-6.3)+(1.1)|
  (14)|(-5/4)-(-3/4)|-|1-5/4-|-3/4|)
  (15)(-2/199)*(-7/6-3/2+8/3)
  (16)4a)*(-3b)*(5c)*1/6
  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
  0.12χ+1.8×0.9=7.2 (9-5χ)×0.3=1.02 6.4χ-χ=28+4.4
  11. 7 × 5/49 + 3/14
  12. 6 ×( 1/2 + 2/3 )
  13. 8 × 4/5 + 8 × 11/5
  14. 31 × 5/6 – 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. 7/19 + 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 (58+370)÷(64-45)
  32.120-144÷18+35
  33.347+45×2-4160÷52
  34(58+37)÷(64-9×5)
  35.95÷(64-45)
  36.178-145÷5×6+42 420+580-64×21÷28
  37.812-700÷(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+35
  41.(58+37)÷(64-9×5)
  42.(6.8-6.8×0.55)÷8.5
  43.0.12× 4.8÷0.12×4.8
  44.(3.2×1.5+2.5)÷1.6 (2)3.2×(1.5+2.5)÷1.6
  45.6-1.6÷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+0.32×1.9
  48.10.15-10.75×0.4-5.7
  49.5.8×(3.87-0.13)+4.2×3.74
  50.32.52-(6+9.728÷3.2)×2.5
  51.-5+58+13+90+78-(-56)+50
  52.-7*2-57/(3
  53.(-7)*2/(1/3)+79/(3+6/4)
  54.123+456+789+98/(-4)
  55.369/33-(-54-31/15.5)
  56.39+{3x[42/2x(3x8)]}
  57.9x8x7/5x(4+6)
  58.11x22/(4+12/2)
  59.94+(-60)/10 追问: 。。。。再来几题有过程的行么,有平方这些运算的计算题么 追答: (1) (-9)-(-13)+(-20)+(-2) (2) 3+13-(-7)/6 (3) (-2)-8-14-13 (4) (-7)*(-1)/7+8 (5) (-11)*4-(-18)/18 (6) 4+(-11)-1/(-3) (7) (-17)-6-16/(-18) (8) 5/7+(-1)-(-8) (9) (-1)*(-1)+15+1 (10) 3-(-5)*3/(-15) (11) 6*(-14)-(-14)+(-13) (12) (-15)*(-13)-(-17)-(-4) (13) (-20)/13/(-7)+11 (14) 8+(-1)/7+(-4) (15) (-13)-(-9)*16*(-12) (16) (-1)+4*19+(-2) (17) (-17)*(-9)-20+(-6) (18) (-5)/12-(-16)*(-15) (19) (-3)-13*(-5)*13 (20) 5+(-7)+17-10 (21) (-10)-(-16)-13*(-16) (22) (-14)+4-19-12 (23) 5*13/14/(-10) (24) 3*1*17/(-10) (25) 6+(-12)+15-(-15) (26) 15/9/13+(-7) (27) 2/(-10)*1-(-8) (28) 11/(-19)+(-14)-5 (29) 19-16+18/(-11) (30) (-1)/19+(-5)+1 (31) (-5)+19/10*(-5) (32) 11/(-17)*(-13)*12 (33) (-8)+(-10)/8*17 (34) 7-(-12)/(-1)+(-12) (35) 12+12-19+20 答案: (1) -18 (2) 103/6 (3) -37 (4) 9 (5) -43 (6) -(20/3) (7) -(199/9) (8) 54/7 (9) 17 (10) 2 (11) -83 (12) 216 (13) 1021/91 (14) 27/7 (15) -1741 (16) 73 (17) 127 (18) -(2885/12) (19) 842 (20) 5 (21) 214 (22) -41 (23) -(13/28) (24) -(51/10) (25) 24 (26) -(268/39) (27) 39/5 (28) -(372/19) (29) 15/11 (30) -(77/19) (31) -(29/2) (32) 1716/17 (33) -(117/4) (34)-17 (35) 25
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