Quandaries
and Queries 

Who is asking: Student Level: Secondary Question: x+y/2xy  2x/y2x or m4/3m4 + 3m+2/43m I am confounded by the issue of having to find a common denominator. For example, if I tried to solve these problems by multiplying both denominators they would still be uncommon. I hope these problems can be expounded on as much as possible. Thank You! 

Hi, The first problem is
The two denominators are 2x and y so a common denominator is 2xy. Expressing each term with denominator 2xy I get
(P.S. I hope you did not mean something like
and forgot the parentheses.) Claude 

