9与它的倒数的和×九分之七,结果是多少?

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9与它的倒数的和×九分之七,结果是多少?

(9+1/9)x(7/9)
=(82/9)x(7/9)
=574/81

(9+1/9)*(7/9)
=(82/9)*(7/9)
=574/81

(9+1/9)*7/9=574/81