56除(8+2/9)等于?
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56除(8+2/9)等于?
56除(8+2/9)等于?
56除(8+2/9)等于?
56/(8 2/9)=56/(10/9)=56*9/10=(56*9)/10=504/10=50.4
(8+2/9)/56 = 0.1468253968254