document.write( "Question 1209393: Compute
\n" ); document.write( "1/(1*4) + 1/(4*7) + 1/(7*12)
\n" ); document.write( "

Algebra.Com's Answer #848744 by ikleyn(52777)\"\" \"About 
You can put this solution on YOUR website!
.
\n" ); document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "Work with common denominator 12*7\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    \"1%2F%281%2A4%29\" + \"1%2F%284%2A7%29\" + \"1%2F%287%2A12%29\" = \"%287%2A3%29%2F%287%2A12%29\" + \"3%2F%287%2A12%29\" + \"1%2F%287%2A12%29\" = \"%2821+%2B+3+%2B+1%29%2F%287%2A12%29\" = \"25%2F84\".         ANSWER\r\n" );
document.write( "
\r
\n" ); document.write( "\n" ); document.write( "Solved.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "----------------\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "This is a typical and routine 5th grade assignment, where you
\n" ); document.write( "don't have to think - you just have to follow the pre-set rules.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );