]]>http://www.mathisfunforum.com/profile.php?id=44542006-09-01T06:30:15Zhttp://www.mathisfunforum.com/viewtopic.php?pid=40078#p40078<![CDATA[Add or Subtract Fractions]]>It is not as beautiful as I would like, but I have made an Add or Subtract Fractions Tool

Does it work for you?

Now my only worry is that students may use it to do their homework - but hopefully they will learn the method.