(8/9-1/3)/(7/18*2/3)简算

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(8/9-1/3)/(7/18*2/3)简算(8/9-1/3)/(7/18*2/3)简算(8/9-1/3)/(7/18*2/3)简算(8/9-1/3)/(7/18*2/3)=5/9/(7/27)=5/

(8/9-1/3)/(7/18*2/3)简算
(8/9-1/3)/(7/18*2/3)简算

(8/9-1/3)/(7/18*2/3)简算
(8/9-1/3)/(7/18*2/3)
=5/9/(7/27)
=5/9*27/7
=15/7
=2又1/7