5/48/(5/8+5/6)
=5/48/[5×(1/6+1/8)]
=(1/48)/(14/48)
=1/48×48/14
=1/14请问可以解释一下吗？哪里不懂第二部5/8+5/6 =5×1/8+5×1/6 =5×(1/8+1/6)