document.write( "Question 1001560: -721 is which of the following?
\n" ); document.write( "natural number
\n" ); document.write( "integer
\n" ); document.write( "irrational number
\n" ); document.write( "whole number
\n" ); document.write( "rational number
\n" ); document.write( "real number
\n" ); document.write( " \n" ); document.write( "

Algebra.Com's Answer #618690 by fractalier(6550) $\"\"$ $\"About$

You can put this solution on YOUR website!
-721 is an integer, a rational number and a real number. \n" ); document.write( "

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