These two expressions are designed for long division and that is covered through Algebrator since both of the expressions divide with remainders.  The desktop version of Algebrator has quite a few "Wizards", one of which is a Polynomial Wizard titled "Long division":

To help you clearly understand our desktop software and how appropriate it may be for your needs, please use one of the following links to obtain a free trial of the program:

Windows: http://www.softmath.com/tr/alg51win-tr-en.exe

Mac: http://www.softmath.com/tr/alg51mac-tr-en.dmg