![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
The fraction is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=032b0895521c965bc26b5d58fddc7807.png\")
.
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=dfb6947fb8a753d64a146b03b5d1cb18.png\")
(Write prime factorization of numerator)
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=57184c62a9d480495463a575b097df69.png\")
(Write prime factorization of denominator)
The GCF of 90 and 108 is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b44b01f69baea478d5c36df7b3e92e60.png\")
.
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8e19dfe7df007fbd357062d6407eb239.png\")
(Divide numerator and denominator by GCF)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The simplest form of the fraction is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c05a27cbcb384667e49987fb634740cb.png\")
.