document.write( "Question 1209551: I have to solve an square root without a calculator. It has to be in a(square root symbol) b. Help please! \n" ); document.write( "

Algebra.Com's Answer #849576 by Edwin McCravy(20059) $\"\"$ $\"About$

You can put this solution on YOUR website!

\r\n" );
document.write( "Here is how I was taught to take the square root of a number back in about 6th\r\n" );
document.write( "grade before anybody had heard of an electronic computer or calculator.  It\r\n" );
document.write( "reminds one of the algorithm of long division, but it's lots more complicated. \r\n" );
document.write( "See if you can figure out how we took the square root of 2 back in 1940-1950. \r\n" );
document.write( "\r\n" );
document.write( "            1.  4   1   4   2\r\n" );
document.write( "           √2. 00  00  00  00      <--you can keep adding pairs \" 00 \" \r\n" );
document.write( "            1\r\n" );
document.write( "        20| 1  00\r\n" );
document.write( "        24|    96\r\n" );
document.write( "        280|    4  00\r\n" );
document.write( "        281|  281\r\n" );
document.write( "        2820| 119  00\r\n" );
document.write( "        2824| 112  96\r\n" );
document.write( "        28280|  6  04  00\r\n" );
document.write( "        28284|  5  75  68  \r\n" );
document.write( "                   28  32\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Edwin

\n" ); document.write( "

\n" );