yes!!! i got it and thank you kenney ill post screen shots later because you know what teachers say if you have a ? at least 2-3 others have the same one so ill tell you how.
go to said file
right click and click add to archive
at the bottom left their is a button that says split to volumes/bytes
click the arrow and select what you whant "Floppy" "650mb cd" "700mb cd" "automanage" select one and hit ok and off you go it is splitting it for you then the following steps are exactly as kenney said unzip both in the same place and they merge.