document.write( "Question 743778: The average (Av) of two numbers (X1 and X2) is found by adding the numbers together and dividing the total by two as shown in the formula below\r
\n" ); document.write( "\n" ); document.write( "Av= (x1 + x2 )/2\r
\n" ); document.write( "\n" ); document.write( "What is the average of 3/4 and 2/5 as a fraction operation?
\n" ); document.write( "

Algebra.Com's Answer #453056 by checkley79(3341)\"\" \"About 
You can put this solution on YOUR website!
(3/4 + 2/5)/2 combine the fractions by finding a common denominator.
\n" ); document.write( "In this case the common denominator is 4*5=20
\n" ); document.write( "[(3*5+2*4)/4*5]/2
\n" ); document.write( "[(15+8)/20)]/2
\n" ); document.write( "[23/20]/2 INVERT THE DENOMINATOR & MULTIPLY.
\n" ); document.write( "23/10*1/2
\n" ); document.write( "23/20 ANS.
\n" ); document.write( "
\n" );