:algebra, prealgebra, pre-algebra, number, arithmetic, integer,
gcd, greatest common divisor, greatest common factor,
common divisor, common factor

:datatype, arithmetic
operation, gcd

:, Find the Greatest Common Divisor

:<TD ALIGN=LEFT style="text-align:center;" HEIGHT=30 NOWRAP>
 <INPUT TYPE=TEXT NAME="formula" SIZE=25 MAXLENGTH=100 VALUE="12,24,36"></TD>
 <TD ALIGN=RIGHT VALIGN=center NOWRAP>
 $submit1
