负数混合运算题20道快

2个回答

  • 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