Question 859704
{{{4/9 - 1/4}}}



{{{(4/9)*(4/4) - 1/4}}}



{{{16/36 - 1/4}}}



{{{16/36 - (1/4)*(9/9)}}}



{{{16/36 - 9/36}}}



{{{(16 - 9)/36}}}



{{{7/36}}}



=======================================================


Answer: 



{{{4/9 - 1/4 = 7/36}}}