document.write( "Question 963996: In 1991, the separation between goalpost uprights in college football changed from 23 feet 4 inches to 18 feet 6 inches. What percent reduction was this? \n" ); document.write( "

Algebra.Com's Answer #589030 by LinnW(1048) $\"\"$ $\"About$

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$\"%28%2823+feet+4+inches%29-+%2818+feet+6+inches%29%29%2F%2823+feet+4+inches%29\"$
\n" ); document.write( "The numerator represents the reduction in size.
\n" ); document.write( "The denominator is the original length.
\n" ); document.write( "Convert feet to inches.
\n" ); document.write( " $\"%28%2823%2812%29%2B+4+%29-+%2818%2812%29%2B6%29%29%2F%2823%2812%29%2B+4+%29\"$
\n" ); document.write( " $\"%28%28276%2B+4+%29-+%28216%2B6%29%29%2F%28276%29%2B+4+%29\"$
\n" ); document.write( " $\"%28%28280+%29-+%28222%29%29%2F%28280%29+%29\"$
\n" ); document.write( " $\"%2858%2F%28280%29+%29\"$ = 20.71% \n" ); document.write( "

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