![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
First factor the numerator and denominator.
\17 = 1 · 17
\51 = 3 · 17
\The GCF is the product of the common prime factors in each term.
\GCF = 17
\![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step2.JPG\")
Divide the numerator and the denominator by GCF.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=59c0ea065f5330ea2e0f984d99d3b62c.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9fc0f49ade9fc47145f222aa35da488c.png\")
(Simplify)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
Simplifest form of the fraction ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d45fcc05f2e1df63298c85e5abdf2336.png\")
is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d93f4e0113e9d1b21f5af9aaed21c03b.png\")
.