document.write( "Question 503281: is -0.72 rational or irrational \n" ); document.write( "

Algebra.Com's Answer #339181 by jim_thompson5910(35256) $\"\"$ $\"About$

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-0.72 is rational since $\"-0.72=-72%2F100\"$ (ie we can express -0.72 as a fraction of two integers) \n" ); document.write( "

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