
1个回答
展开全部
(3又3/5-1又5/7)*11又2/3/(2又2/9-2又1/18)
=(18/5-12/7)*35/3/(20/9-37/18)
=(6*7-4*5)/(77/18)
=(42-20)/(77/18)
=22/(77/18)
=22*(18/77)
=(2*18)/11
=36/11
=(18/5-12/7)*35/3/(20/9-37/18)
=(6*7-4*5)/(77/18)
=(42-20)/(77/18)
=22/(77/18)
=22*(18/77)
=(2*18)/11
=36/11
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询