89*2/33+2/33,简算
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89*2/33+2/33,简算89*2/33+2/33,简算89*2/33+2/33,简算89×2/33+2/33=(89+1)×2/33=90×2/33=60/11
89*2/33+2/33,简算
89*2/33+2/33,简算
89*2/33+2/33,简算
89×2/33+2/33
=(89+1)×2/33
=90×2/33
=60/11
89*2/33+2/33,简算
55×33×2 简算
简算 33乘99加33乘2减33
2/33+4/33+6/33+8/33~~~~~100/33
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写出数列,33+2,33+6,33+12,33+20,33+30,的通项公式,
2++3+8+89+5+2+7+7+88+8+6+3+33+99999=
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把33分之2+33分之4+33分之6+33分之8+33分之10+33分之14+33分之16改写成乘法算式并计算