18.27÷6.5+18.27÷3.5简算

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18.27÷6.5+18.27÷3.5简算
18.27÷6.5+18.27÷3.5简算

18.27÷6.5+18.27÷3.5简算
18.27÷6.5+18.27÷3.5
=18.27×(1/6.5+1/3.5)
=18.27×(6.5+3.5)÷(6.5×3.5)
=182.7÷3.5÷6.5
=52.2÷6.5
=522/65
谈不上简便.

18.27*(1/6.5+1/3.5)=8.03

18.27÷6.5+18.27÷3.5
=18.27\(6.5+3.5)
=18.27\10
=1.827
不晓得对不对==