2/3-1/6-4/8------------------7/9-5/12-5/18

Question

2/3-1/6-4/8
------------------
7/9-5/12-5/18

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Answer 1

2*8-1*4-4*3/24      16-4-12\24         
---------------------=  ---------------   =0
7*4-5*3-5*2\36        28-15-10\36