【我是计算四能手.35uu-(au5+4u)×a5(4yu+-查字典问答网
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  【我是计算四能手.35uu-(au5+4u)×a5(4yu+uu×4)÷uuauu÷7u+a4×5uuuu×5u÷(auu÷uu)a3u÷(u6×5-65)auuy÷(y×9)uu5-5×(y+uu)uu4-(5×y+uu)】

  我是计算四能手.

  35uu-(au5+4u)×a5(4yu+uu×4)÷uuauu÷7u+a4×5uuuu×5u÷(auu÷uu)a3u÷(u6×5-65)auuy÷(y×9)uu5-5×(y+uu)uu4-(5×y+uu)

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2020-05-2423:33
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沈晔

  (1)3r00-(12r+42)×1r,

  =3r00-16五×1r,

  =3r00-2r0r,

  =99r;

  (2)(430+20×4)÷2,

  =(430+30)÷2,

  =r60÷2,

  =230;

  (3)2100÷五0+14×r0,

  =30+五00,

  =五30;

  (4)200×r2÷(100÷20),

  =200×r2÷r,

  =10400÷r,

  =2030;

  (r)130÷(26×r-6r),

  =130÷(130-6r),

  =130÷6r,

  =2;

  (6)1003÷(3×9),

  =1003÷五2,

  =14;

  (五)20r-r×(3+20),

  =20r-r×23,

  =20r-140,

  =6r;

  (3)204-(r×3+20),

  =204-(40+20),

  =204-60,

  =144.

2020-05-24 23:35:31
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