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  六年级计算题练习难度中等

  六年级计算题练习难度中等

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2019-05-07 20:42
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  0.4×125×25×0.8

  =(0.4×25)×(125×0.8)

  =10×100=1000

  1.25×(8+10)

  =1.25×8+1.25×10

  =10+12.5=22.5

  9123-(123+8.8)

  =9123-123-8.8

  =9000-8.8

  =8991.2

  1.24×8.3+8.3×1.76

  =8.3×(1.24+1.76)

  =8.3×3=24.9

  9999×1001

  =9999×(1000+1)

  =9999×1000+9999×1

  =10008999

  14.8×6.3-6.3×6.5+8.3×3.7

  =(14.8-6.5)×6.3+8.3×3.7

  =8.3×6.3+8.3×3.7

  8.3×(6.3+3.7)

  =8.3×10

  =83

  1.24+0.78+8.76

  =(1.24+8.76)+0.78

  =10+0.78

  =10.78

  933-157-43

  =933-(157+43)

  =933-200

  =733

  4821-998

  =4821-1000+2

  =3823

  I32×125×25

  =4×8×125×25

  =(4×25)×(8×125)

  =100×1000

  =100000

  9048÷268

  =(2600+2600+2600+1248)÷26

  =2600÷26+2600÷26+2600÷26+1248÷269

  =100+100+100+48

  =348

  2881÷43

  =(1290+1591)÷434

  =1290÷43+1591÷43

  =30+37

  3.2×42.3×3.75-12.5×0.423×16

  =3.2×42.3×3.75-1.25×42.3×1.6

  =42.3×(3.2×3.75-1.25×1.6)

  =42.3×(4×0.8×3.75-1.25×4×0.4)

  =42.3×(4×0.4×2×3.75-1.25×4×0.4)

  =42.3×(4x0.4x7.5-1.25x4x0.4)

  =42.3×[4×0.4×(7.5-1.25)]

  =42.3×[4×0.4×6.25]

  =42.3×(4×2.5)

  =4237

  1.8+18÷1.5-0.5×0.3

  =1.8+12-0.15

  =13.8-0.15

  =13.65

  6.5×8+3.5×8-47

  =52+28-47

  =80-47

  (80-9.8)×5分之2-1.32

  =70.2X2/5-1.32

  =28.08-1.32

  =26.76

  8×7分之4÷[1÷(3.2-2.95)]

  =8×4/7÷[1÷0.25]

  =8×4/7÷4

  =8/7

  2700×(506-499)÷900

  =2700×7÷900

  =18900÷900

  =21

  33.02-(148.4-90.85)÷2.5

  =33.02-57.55÷2.5

  =33.02-23.02

  =10

  (1÷1-1)÷5.1

  =(1-1)÷5.1

  =0÷5.1

  =0

  18.1+(3-0.299÷0.23)×1

  =18.1+1.7×1

  =18.1+1.7

  =19.8

  3.42×5.7+4.3×3.428.75×11-8.757.42×20.1

  5.9×2.7+0.59×730.358×14.7+35.8×0.853

  2.7×3.0140.847×350.079×0.23

  1.3/7×49/9-4/3

  2.8/9×15/36+1/272

  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+3

2019-05-07 20:44:21

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