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  • 急求小學(xué)四年級(jí)豎式計(jì)算200道

    急求小學(xué)四年級(jí)豎式計(jì)算200道
    數(shù)學(xué)人氣:561 ℃時(shí)間:2019-12-26 14:24:02
    優(yōu)質(zhì)解答
    小數(shù)乘除法計(jì)算題
    乘法:
    5.6×2.9
    3.77×1.8
    0.02×96
    5.22×0.3
    9.99×0.02
    4.67×0.9
    5×2.44
    1.666×6.1
    9.432×0.002
    5.6×6.5
    4.88×2.9
    5.61×4.3
    8.9×2.4
    5.5×55
    9.77×0.02
    1.384×5.1
    8.78×83
    2.6×61
    0.059×0.2
    4.268×1.7
    57×5.7
    9.46×2.85
    17.8×6.4
    1.5×4.9
    2.5×0.88
    5.555×5.2
    2.22×3.33
    7.658×85
    36.02×0.3
    56.78×8
    除法:
    85.44÷16
    42.84÷7
    101.7÷9
    67.5÷15
    230.4÷6
    21.24÷36
    0.736÷23
    43.5÷12
    35.21÷7
    39.6÷24
    6.21÷0.03
    210÷1.4
    51.3÷0.27
    91.2÷3.8
    0.756÷0.18
    0.66÷0.3
    11.97÷1.5
    69.6÷2.9
    38.4÷0.8
    15÷0.06
    (循環(huán)小數(shù)的用簡便方法,除不盡保留2位小數(shù)):
    8.2÷0.12
    0.8÷0.9
    76.4÷5.4
    4.7÷3
    1.25÷1.2
    32÷42
    14.36÷2.7
    8.33÷6.2
    1.7÷0.03
    2.41÷0.7
    用豎式計(jì)算
    0.396÷1.2= 0.756÷0.36= 15.6×13=
    0.18×15= 0.025×14= 3.06×36=
    0.04×0.12= 3.84×2.6≈ 5.76×3= (保留一位小數(shù))
    7.15×22 90.75÷3.3 3.68×0.25
    16.9÷0.13 1.55÷3.9 3.7×0.016
    13.76×0.8= 5.2×0.6 8.4×1.3
    6.4×0.5 4.48×0.4 5.25×5
    35.4×4.2 0.042×0.54 0.76×0.32
    0.25×0.046 2.52×3.4 1.08×25
    0.12×0.5×0.16= 4.8×0.25= 0.125×1.4≈(保留兩位小數(shù))
    2.5÷0.7= (保留三位小數(shù)) 10.1÷3.3= (商用循環(huán)小數(shù))
    10.75÷12.5= (用乘法驗(yàn)算) 3.25×9.04= (用除法驗(yàn)算)
    3、脫式計(jì)算(能簡算的要簡算)
    2.5×7.1×4 16.12×99+16.12 5.2×0.9+0.9
    7.28×99+7.28 4.3×50×0.2 64-2.64×0.5
    26×15.7+15.7×24 (2.275 +0.625)×0.28
    3.94+34.3×0.2 1.2×(9.6÷2.4)÷4.8
    8.9×1.1×4.7 2.7×5.4×3.9 3.6×9.85-5.46
    8.05×3.4+7.6 6.58×4.5×0.9 2.8×0.5+1.58
    32+4.9-0.9 4.8-4.8×0.5 (1.25-0.125)×8
    4.8×100.1 56.5×99+56.5 7.09×10.8-0.8×7.09
    4.85 + 0.35 ÷ 1.4
    8.7 × 17.4 - 8.7 × 7.4
    12.5×0.4×2.5×8 0.87×3.16+4.64 9.5×101
    0.68 ÷(5.2 -3.5)× 1.25
    40.5 ÷ 0.81 × 0.18 4.8 ×(15 ÷ 2.4)
    6.81+6.81×99 0.25×185×40 4.4×0.8-3.4×0.8
    (9.37+9.37+9.37+9.37)× 2.5
    2.37×6.3+2.37×3.7 2.5×1.25×0.32 3.8×10.1
    2.5×(3.8×0.04) 7.69×101 3.8×10.1
    0.25×39+0.25 0.125×72 46×0.33+54×0.33
    (8×5.27) ×1.25 6.81+6.81×99 0.25×185×40
    6.8×0.75÷0.5 3.75÷0.125–2.75 1.53+23.4÷7.2
    9.5×99 13.5×0.98 12.5×8.8
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