七下的数学计算题120道.....

2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

    31.50+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

    51.30.8÷[14-(9.85+1.07)]

    52.[60-(9.5+28.9)]÷0.18

    53.2.881÷0.43-0.24×3.5

    54.20×[(2.44-1.8)÷0.4+0.15]

    55.28-(3.4+1.25×2.4)

    56.2.55×7.1+2.45×7.1

    57.777×9+1111×3

    58.0.8×[15.5-(3.21+5.79)]

    59.(31.8+3.2×4)÷5

    60.31.5×4÷(6+3)

    61.0.64×25×7.8+2.2

    62.2÷2.5+2.5÷2

    63.194-64.8÷1.8×0.9

    64.36.72÷4.25×9.9

    65.5180-705×6

    66.24÷2.4-2.5×0.8

    67.(4121+2389)÷7

    68.671×15-974

    69.0.8×[7.9-(2+5)]

    70.469×12+1492

    71.405×(3213-3189)

    72.3.416÷(0.016×35)

    73.0.8×[(10-6.76)÷1.2]

    74.(— )÷(—16)÷(—2)

    75.–4 + 2 ×(¬-3) –6÷0.25

    76.(—5)÷[1.85—(2— )×7]

    77.18÷{1-[0.4+ (1-0.4)]×0.4

    78.1÷( -10 )× 10

    79.–3-[4-(4-3.5× )]×[-2+(-3) ]

    80.(3.5-7.75-4.25)÷1.1

    81.-1 ×3 -1 ×4 -3×(-1 )

    82.13+(+7)-(-20)-(-40)-(+6)

    83.(-12)÷4×(-6)÷2

    84.7 ×1 ÷(-9+19) 106

    85.25× ―(―25)× +25×(-25 )

    86.、(-81)÷2 + (-16)

    87.-22 -〔-32 + (- 2)4 ÷23 〕

    88.―22+ ×(-2)2

    89.(-36)-[(-54)-(+32)]

    90.(+3.74)-[(-5.91)-(-2.74)+(-2.78)]

    91.(-0.4)÷0.02×(-5)

    92.28×(5÷4)

    93.36×8+74×8

    94.29×5÷6+25÷1.25

    95.28×101

    96.28×99

    97.36×22+78×36

    98.22×55+55×22

    99.102×55+102

    100.98×3+55×5÷10

    101.22×18÷15

    102.33×2÷11

    103.258×36+36

    104.55×5+25×10

    105.68×(5+9)

    106.25×(40+25)

    107.99×99+99

    108.102×55-102

    109.22×52-104

    110.22+8×15

    111.155×36

    112.22×45+68

    113.103×99

    114.201×55-110

    115.225×55-225

    116.16×8+48

    117.59×5+5

    118.65×59+31×59

    119.202×55+55

    120.108×4