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  • 最好是.doc/.doct格式的

    最好是.doc/.doct格式的
    數(shù)學(xué)人氣:327 ℃時(shí)間:2019-11-04 10:10:56
    優(yōu)質(zhì)解答
    4/9×3= 5÷1/3 = 1/2÷1/3 =
    21/25÷42= 4/5×3/4 = 8.7×0.2=
    4×0.25= 1/7×14= 2/3÷5/6=
    1.25×8= 3/5÷5/8= 6/7×3/2=
    6×8.8= 4/11÷4= 4/9×3/8=
    5/3÷5= 0÷8/3= 4/7-2/3=
    2/7×2= 41/12×4= 4÷3/16=
    12÷9/4= 75/8 ÷5= 12×16/9=
    2/3×3= 8÷9/4 = 5/3÷3/5 =
    4/5×5/8= 7/9×9/7= 2.64+3.6=
    2.4×50= 3500÷70= 2050-298=
    2+7÷9= 0.3÷3%= 286+198=
    314-202= 526+301= 223-99=
    1/2×3/5= 1.89÷100= 0.82+0.08=
    73×1= 0.63×10= 4÷10=
    17÷1000= 0.56+0.4= 1.25×100=
    5.6+99= 43×63/21= 100÷25=
    1-0.93= 90-0.9= 18.3×1/3=
    794-198= 68×25= 43.3-63/21 =
    72×125= 3001-1998= 23/5×5/6 =
    20/3×12= 1/2-1/6= 30.25×4/5=
    5/6-1/2= 1/2×1/5=
    4.25×4/25×4
    57.26-(5.26-1.5)
    106.25+3.85-2.125+3.875
    11.9-2456×21
    5/11-4×2.75
    13.375+5.75+2.25+6.625
    (15.1-9036)÷18
    163.8×5.25+14.5
    172.1×4.3+5.7×2.1
    19.102×45-328
    2.8×3.1+16/8
    23÷(50-12.5) ÷2.5
    24×2/5×1/3
    25.6÷110×47+639
    3.5×2.7-52.2/18
    28-1/7×1/5
    3.375×0.97+0.97×6.625
    6.54+2.4+3.46+0.6
    95.6×1.8+95.6×8.2
    35.6-420/12×4
    344/3.6-5.4×0.25
    16/2+30/2+90/6
    5000-105×34
    0.15/0.25+0.75×1.2
    41×(1/2+1/3+1/4)×0.24
    42×(25+4)×4
    3×63/21-84
    0.81/0.25+5.96×5
    403÷13×27
    46.1.5×4.2-0.75÷0.25
    3.27×4 +3.27×5.7
    (1.2+ 1.8)×4.51025-768÷32
    0.25×80-0.45÷0.9
    50.1025-768÷32
    81.2-11÷7-×3=
    6696÷62-6.5×10.6 =
    2/7×3/9 ÷2/7 =
    6756-193-207=
    97×360+3×360=
    4/9×3= 5÷1/3 = 1/2÷1/3 = 2/7×3/9 ÷2/7 = 21/25÷42= 4/5×3/4 = 8.7×0.2= 4×0.25= 1/7×14= 2/3÷5/6= 1.25×8= 3/5÷5/8= 6/7×3/2= 6×8.8= 4/11÷4= 4/9×3/8= 5/3÷5= 0÷8/3= 4/7 -2/3= 2/7×2 = 41/12×4= 4÷3/16= 12÷9/4 = 75/8 ÷5= 12×16/9 = 2/3×3= 8÷9/4 = 5/3÷3/5 = 4/5×5/8 = 7/9×9/7 = 2.64+3.6= 2.4×50= 3500÷70= 2050-298= 2+7÷9= 0.3÷3%= 81.2-11÷7-×3= 6696÷62-6.5×10.6 =
    1125-997 998+1246+9989 (8700+870+87)÷87
    125×8.8 1.3+4.25+3.7+3.75 17.15-(3.5-2.85)
    3.4×99+3.4 4.8×1.01 0.4×(2.5÷73)
    (1.6+1.6+1.6+1.6)×25 ( + - )÷
    12.3-2.45-5.7-4.55 2 + 0.125×0.25×64
    64.2×87+0.642×1300 78×36+7.8×741-7 17+ 8
    0.125× +0.5 2.42 +4.58 -43
    25÷100 4.25-3 -(2 -1 )
    (1)1.25*17.6+36.1/0.8+2.36*12.5
    1.25*17.6+36.1/0.8+2.36*12.5
    =(5/4)*17.6+36.1*(5/4)+23.6*(50/4)
    =176/8+361/8+236/8
    =773/8=96.625
    (2)7.5*2.3+1.9*2.5
    7.5*2.3+1.9*2.5
    =7.5*(1.9+0.4)+1.9*2.5
    =(7.5+2.5)*1.9+7.5*0.4
    =19+3 =22
    (3)2004/2003*2005
    2004/2003*2005
    =(2004/2003)*(2003+2)
    =2004+4008/2003
    (4)276*543-267/276+543*275
    276*543-267/276+543*275
    =543*(276+275)-267/276
    =543*551-267/276
    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)=
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