document.write( "Question 1072383: How many 3 digit numbers are there that have the sum of their digits equal to 5. For example, 122 is such a number because 1+2+2=5\r
\n" ); document.write( "\n" ); document.write( "Is there a way to do this problem without using the brute force method and go
\n" ); document.write( "through all of the questions?\r
\n" ); document.write( "\n" ); document.write( "Thank you. \n" ); document.write( "

Algebra.Com's Answer #687308 by ikleyn(52803) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "

\r\n" );
document.write( "1.  113 and all its distinguishable permutations;\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "2.  122 and all its distinguishable permutations;\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "3.  320 and all allowable and distinguishable permutations;\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "4.  410 and all allowable and distinguishable permutations;\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "5.  500.\r\n" );
document.write( "

\r
\n" ); document.write( "\n" ); document.write( "Not so many . . . \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Is this answer what you want ?\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );