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(9+9*9+9*9*9)*0.01+{13.5/[1.5*(1.07+1.93)]}
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(9+9*9+9*9*9)*0.01+{13.5/[1.5*(1.07+1.93)]}
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答案和解析
(9+9*9+9*9*9)*0.01+{13.5/[1.5*(1.07+1.93)]}
=(1+9+9*9)*9*0.01+(13.5/4.50)
=91*9*0.01+3
=3*(91*3*0.01+1)
=3*3.73
=11.19
=(1+9+9*9)*9*0.01+(13.5/4.50)
=91*9*0.01+3
=3*(91*3*0.01+1)
=3*3.73
=11.19
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