该怎么简算

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该怎么简算
 

333又112分之111除以37×81分之56
=333/37+111/112/37*56/81
=333/37+111/(112*37)*56/81
=9*37/37+37*3/(112*37)*56/81
=9+3/(56*2)*56/81
=9+1/(2*27)
=9+1/54