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简算1、9+19、9+199、9+1999、9+0、4
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1个回答
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00
相关问题
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1.9+19.9+199.9+1999.9+0.400
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1.9+19.9+199.9+1999.9+0.400
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1999+199.9+19.99+1.999 简算00
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1.9+19.9+199.9+1999.9+19999.9+0.5(用简便算法怎么算00
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1.9+19.9+199.9+1999.900
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计算:1999.9+199.9+19.9+1.9=______.00
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计算19+199+1999+……1999……9(1999个9)00
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1999+199.9+19.99+1.999+0.199900
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1999+199.9+19.99+1.999+0.199900
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1.9+19.9+199.9+0.3解算00