简算;11/12×4/5×5/6+1/4

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简算;11/12×4/5×5/6+1/4

11/12×4/5×5/6+1/4
=(11*4*5)/(12*5*6)+1/4
=11/18+1/4
=44/72+18/72
=62/72
=31/36