document.write( "Question 827227: Trisha needs 41/2 yards of fabric to do a project. If she already has 2/3 of a yard of fabric, what is the minimum amount of fabric she must buy to be able to complete her project?
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Algebra.Com's Answer #498563 by LinnW(1048)\"\" \"About 
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She will need at least ( 4 1/2 - 2/3)\r
\n" ); document.write( "\n" ); document.write( "Since 2/3 is greater than 1/2
\n" ); document.write( "rewrite 4 1/2 as 3 3/2.
\n" ); document.write( "We can do this because 4 1/2 = 3 + 1 + 1/2 = 3 + 1 1/2 = 3 + 3/2 = 3 3/2
\n" ); document.write( "( 4 1/2 - 2/3 ) is the same as
\n" ); document.write( "( 3 3/2 - 2/3 )
\n" ); document.write( "using a common denominator of 6
\n" ); document.write( "( 3 9/6 - 4/6 )
\n" ); document.write( "( 3 5/6 )
\n" ); document.write( "She needs at least 3 5/6 . She might need more if she cannot cut the necessary
\n" ); document.write( "parts from the two pieces ( 3 5/6 and 2/3 ).
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