\(\frac{637\times527-189}{637\times526+448}\)
\(=\frac{637\times526+637-189}{637\times526+448}\)
\(=\frac{637\times526+448}{637\times526+448}\)
\(=1\)
\(\frac{2005\times2006+6}{2005\times2005+2011}\)
\(=\frac{2005\times2005+2005+6}{2005\times2005+2011}\)
\(=\frac{2005\times2005+2011}{2005\times2005+2011}\)
\(=1\)