5/(7/11)/(11/16)/(16/35)
问题描述：
5/(7/11)/(11/16)/(16/35)
答
=256/49
答
5/(7/11)/(11/16)/(16/35)
=5*11/7/11*16/35*16
=5/7*16/35*16
=16*16/49
=256/49