越多越好.

1个回答

  • 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

    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

    31.58+42=

    (2)87-45=

    (3)125×8=

    32.50×12=1.125*3+125*5+25*3+25

    2.9999*3+101*11*(101-92)

    3.(23/4-3/4)*(3*6+2)

    4. 3/7 × 49/9 - 4/3

    5. 8/9 × 15/36 + 1/27

    6. 12× 5/6 – 2/9 ×3

    7. 8× 5/4 + 1/4

    8. 6÷ 3/8 – 3/8 ÷6

    9. 4/7 × 5/9 + 3/7 × 5/9

    10. 5/2 -( 3/2 + 4/5 )

    11. 7/8 + ( 1/8 + 1/9 )

    12. 9 × 5/6 + 5/6

    13. 3/4 × 8/9 - 1/3

    14. 7 × 5/49 + 3/14

    15. 6 ×( 1/2 + 2/3 )

    16. 8 × 4/5 + 8 × 11/5

    17. 31 × 5/6 – 5/6

    18. 9/7 - ( 2/7 – 10/21 )

    19. 5/9 × 18 – 14 × 2/7

    20. 4/5 × 25/16 + 2/3 × 3/4

    21. 14 × 8/7 – 5/6 × 12/15

    22. 17/32 – 3/4 × 9/24

    23. 3 × 2/9 + 1/3

    24. 5/7 × 3/25 + 3/7

    25. 3/14 ×× 2/3 + 1/6

    26. 1/5 × 2/3 + 5/6

    27. 9/22 + 1/11 ÷ 1/2

    28. 5/3 × 11/5 + 4/3

    29. 45 × 2/3 + 1/3 × 15

    30. 7/19 + 12/19 × 5/6

    31. 1/4 + 3/4 ÷ 2/3

    32. 8/7 × 21/16 + 1/2

    33. 101 × 1/5 – 1/5 × 21

    34.50+160÷40

    35.120-144÷18+35

    36.347+45×2-4160÷52

    37(58+37)÷(64-9×5)

    38.95÷(64-45)

    39.178-145÷5×6+42

    40.812-700÷(9+31×11)

    41.85+14×(14+208÷26)

    43.120-36×4÷18+35

    44.(58+37)÷(64-9×5)

    45.(6.8-6.8×0.55)÷8.5

    46.0.12× 4.8÷0.12×4.8

    47.(3.2×1.5+2.5)÷1.6

    48.6-1.6÷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)+4.2×3.74

    52.32.52-(6+9.728÷3.2)×2.5

    53.[(7.1-5.6)×0.9-1.15] ÷2.5

    54.5.4÷[2.6×(3.7-2.9)+0.62]

    55.12×6÷(12-7.2)-6

    56.12×6÷7.2-6

    57.0.68×1.9+0.32×1.9

    58.58+370)÷(64-45)

    59.420+580-64×21÷28

    60.136+6×(65-345÷23)

    15-10.75×0.4-5.7

    62.18.1+(3-0.299÷0.23)×1

    63.(6.8-6.8×0.55)÷8.5

    64.0.12× 4.8÷0.12×4.8

    65.(3.2×1.5+2.5)÷1.6

    66.3.2×6+(1.5+2.5)÷1.6

    67.0.68×1.9+0.32×1.9

    68.10.15-10.75×0.4-5.7

    69.5.8×(3.87-0.13)+4.2×3.74

    70.32.52-(6+9.728÷3.2)×2.5

    71.[(7.1-5.6)×0.9-1.15] ÷2.5

    72.5.4÷[2.6×(3.7-2.9)+0.62]

    73.12×6÷(12-7.2)-6

    74.12×6÷7.2-6

    75.33.02-(148.4-90.85)÷2.5应用:

    到文具店买铅笔,如果买5枝,还剩0.3元.如果买7枝,则差0.1元.笑笑带了多少钱? (1) [1/3×5.8-(31+56)]÷9999

    (2) {[987-789÷(555-159)]×5.7-6.9}×12

    (3) 987.84-(278+322)÷15 1406+735×9÷45 3168-7828

    (4) 796-5040÷(630÷7) 285+(3000-372)÷36 546×(2-1)

    (5) 28÷41×38-904 264+318-8280÷69 (174+209)×26- 9000

    (6) 36-20÷(360÷18) (7) [51×23+4215]+(4361-716)÷81 (247+18)

    (8) 148+3328÷64-(795-360)×24÷32+730

    (9) 2100-94+48×549+75+[7+2+(7-7 )]

    (10) 9405-2940÷28×21

    (11) 920-1680÷40÷7

    (12) 690+47×52-398

    (13) 1080÷(63-54)×80 (528+912)×5

    (14) 4568977÷98777988-778954×1587

    (15) (9054-789)÷789-156

    (16) [(87.8-45.9)×8.4-69]×8.1

    (17) 969+56×(56-15)÷45.6

    (18) 8.6-8.6×8.6-8.6

    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

    1.125*3+125*5+25*3+25

    2.9999*3+101*11*(101-92)

    3.(23/4-3/4)*(3*6+2)

    4. 3/7 × 49/9 - 4/3

    5. 8/9 × 15/36 + 1/27

    6. 12× 5/6 – 2/9 ×3

    7. 8× 5/4 + 1/4

    8. 6÷ 3/8 – 3/8 ÷6

    9. 4/7 × 5/9 + 3/7 × 5/9

    10. 5/2 -( 3/2 + 4/5 )

    11. 7/8 + ( 1/8 + 1/9 )

    12. 9 × 5/6 + 5/6

    13. 3/4 × 8/9 - 1/3

    14. 7 × 5/49 + 3/14

    15. 6 ×( 1/2 + 2/3 )

    16. 8 × 4/5 + 8 × 11/5

    17. 31 × 5/6 – 5/6

    18. 9/7 - ( 2/7 – 10/21 )

    19. 5/9 × 18 – 14 × 2/7

    20. 4/5 × 25/16 + 2/3 × 3/4

    21. 14 × 8/7 – 5/6 × 12/15

    22. 17/32 – 3/4 × 9/24

    23. 3 × 2/9 + 1/3

    24. 5/7 × 3/25 + 3/7

    25. 3/14 ×× 2/3 + 1/6

    26. 1/5 × 2/3 + 5/6

    27. 9/22 + 1/11 ÷ 1/2

    28. 5/3 × 11/5 + 4/3

    29. 45 × 2/3 + 1/3 × 15

    30. 7/19 + 12/19 × 5/6

    31. 1/4 + 3/4 ÷ 2/3

    32. 8/7 × 21/16 + 1/2

    33. 101 × 1/5 – 1/5 × 21

    34.50+160÷40

    35.120-144÷18+35

    36.347+45×2-4160÷52

    37(58+37)÷(64-9×5)

    38.95÷(64-45)

    39.178-145÷5×6+42

    40.812-700÷(9+31×11)

    41.85+14×(14+208÷26)

    43.120-36×4÷18+35

    44.(58+37)÷(64-9×5)

    45.(6.8-6.8×0.55)÷8.5

    46.0.12× 4.8÷0.12×4.8

    47.(3.2×1.5+2.5)÷1.6

    48.6-1.6÷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)+4.2×3.74

    52.32.52-(6+9.728÷3.2)×2.5

    53.[(7.1-5.6)×0.9-1.15] ÷2.5

    54.5.4÷[2.6×(3.7-2.9)+0.62]

    55.12×6÷(12-7.2)-6

    56.12×6÷7.2-6

    57.0.68×1.9+0.32×1.9

    58.58+370)÷(64-45)

    59.420+580-64×21÷28

    60.136+6×(65-345÷23)

    15-10.75×0.4-5.7

    62.18.1+(3-0.299÷0.23)×1

    63.(6.8-6.8×0.55)÷8.5

    64.0.12× 4.8÷0.12×4.8

    65.(3.2×1.5+2.5)÷1.6

    66.3.2×6+(1.5+2.5)÷1.6

    67.0.68×1.9+0.32×1.9

    68.10.15-10.75×0.4-5.7

    69.5.8×(3.87-0.13)+4.2×3.74

    70.32.52-(6+9.728÷3.2)×2.5

    71.[(7.1-5.6)×0.9-1.15] ÷2.5

    72.5.4÷[2.6×(3.7-2.9)+0.62]

    73.12×6÷(12-7.2)-6

    74.12×6÷7.2-6

    75.33.02-(148.4-90.85)÷2.5

    这里有很多哦:http://zhidao.baidu.com/question/40257467.html?fr=qrl

    9405-2940÷28×21

    920-1680÷40÷7

    690+47×52-398

    97-12×6+43

    26×4-125÷5

    148+3328÷64-75

    360×24÷32+730

    2100-94+48×54

    51+(2304-2042)×23

    4215+(4361-716)÷81

    (247+18)×27÷25

    36-720÷(360÷18)

    1080÷(63-54)×80

    (528+912)×5-6178

    8528÷41×38-904

    264+318-8280÷69

    (174+209)×26- 9000

    814-(278+322)÷15

    1406+735×9÷45

    3168-7828÷38+504

    796-5040÷(630÷7)

    285+(3000-372)÷36

    546×(210-195)÷30

    3/7 × 49/9 - 4/3

    8/9 × 15/36 + 1/27

    12× 5/6 – 2/9 ×3

    6÷ 3/8 – 3/8 ÷6

    4/7 × 5/9 + 3/7 × 5/9

    5/2 -( 3/2 + 4/5 )

    7/8 + ( 1/8 + 1/9 )

    9 × 5/6 + 5/6

    3/4 × 8/9 - 1/3

    7 × 5/49 + 3/14

    6 ×( 1/2 + 2/3 )

    8 × 4/5 + 8 × 11/5

    31 × 5/6 – 5/6

    9/7 - ( 2/7 – 10/21 )

    5/9 × 18 – 14 × 2/7

    4/5 × 25/16 + 2/3 × 3/4

    14 × 8/7 – 5/6 × 12/15

    17/32 – 3/4 × 9/24

    3 × 2/9 + 1/3

    5/7 × 3/25 + 3/7

    3/14 ×× 2/3 + 1/6

    1/5 × 2/3 + 5/6

    9/22 + 1/11 ÷ 1/2

    5/3 × 11/5 + 4/3

    45 × 2/3 + 1/3 × 15

    7/19 + 12/19 × 5/6

    1/4 + 3/4 ÷ 2/3

    8/7 × 21/16 + 1/2

    101 × 1/5 – 1/5 × 21

    50+160÷40

    (58+370)÷(64-45)

    120-144÷18+35

    347+45×2-4160÷52

    (58+37)÷(64-9×5)

    95÷(64-45)

    178-145÷5×6+42

    420+580-64×21÷28

    812-700÷(9+31×11)

    (136+64)×(65-345÷23)

    85+14×(14+208÷26)

    (284+16)×(512-8208÷18)

    120-36×4÷18+35

    (58+37)÷(64-9×5)

    (6.8-6.8×0.55)÷8.5

    0.12× 4.8÷0.12×4.8

    (3.2×1.5+2.5)÷1.6

    3.2×(1.5+2.5)÷1.6

    6-1.6÷4= 5.38+7.85-5.37=

    7.2÷0.8-1.2×5= 6-1.19×3-0.43=

    6.5×(4.8-1.2×4)= 0.68×1.9+0.32×1.9

    10.15-10.75×0.4-5.7

    5.8×(3.87-0.13)+4.2×3.74

    32.52-(6+9.728÷3.2)×2.5

    (7.1-5.6)×0.9-1.15] ÷2.5

    5.4÷[2.6×(3.7-2.9)+0.62]

    12×6÷(12-7.2)-6 (4)12×6÷7.2-6

    2/3÷1/2-1/4×2/5

    2-6/13÷9/26-2/3

    2/9+1/2÷4/5+3/8

    10÷5/9+1/6×4

    1/2×2/5+9/10÷9/20

    5/9×3/10+2/7÷2/5

    1/2+1/4×4/5-1/8

    3/4×5/7×4/3-1/2

    23-8/9×1/27÷1/27

    8×5/6+2/5÷4

    1/2+3/4×5/12×4/5

    8/9×3/4-3/8÷3/4

    5/8÷5/4+3/23÷9/11

    0.6×(1.7-0.9)÷0.24+1.25

    5.4×[(2.73+1.85)÷2.29]-3.56

    9405-2940÷28×21

    920-1680÷40÷7

    690+47×52-398

    148+3328÷64-75

    360×24÷32+730

    2100-94+48×54

    51+(2304-2042)×23

    4215+(4361-716)÷81

    (247+18)×27÷25

    36-720÷(360÷18)

    1080÷(63-54)×80

    (528+912)×5-6178

    8528÷41×38-904

    264+318-8280÷69

    (174+209)×26- 9000

    814-(278+322)÷15

    1406+735×9÷45

    3168-7828÷38+504

    796-5040÷(630÷7)

    285+(3000-372)÷36

    546×(210-195)÷30