公式(a+b)÷c=a÷c+b÷c
(2890+5/6+7/8+7/10)÷(5/6+7/8+7/10) =
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相关问题
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(2890+[5/6]+[7/8]+[7/10])÷([5/6]+[7/8]+[7/10])
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(2890+5/6+7/8+7/10)÷(5/6+7/8+7/10)
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(313+[5/6]+[7/8]+[9/10])÷([5/6]+[7/8]+[9/10]).
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几道数学简便计算.1.2008*20092009-2009*200820082.(2890+5/6+7/8+7/10)÷
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10÷(9÷8)÷(8÷7)÷(7÷6)÷(6÷5)=?
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四平贴吧(2890 6分之5 8分之7 10分之7)除以(6分之5 8分之7
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()内为分数:(5+6/5*6)-(6+7/6*7)+(7+8/7*8)-(8+9/8*9)+(9+10/9*10)=?