Hey Jason,
Take a look at these threads and see if they help.
Move and resize window in another screen
Move window to next screen, and maintain its position
And don't forget the wiki.
Manipulate a Window action – you can enter calculations instead of points.
Windows user manual section
You need to understand that you have to reference the correct screen in the action.
NOTE – Keyboard Maestro can't control macOS Spaces, because Apple in their infinite wisdom has never provided a public API for it. (Peter won't implement anything that requires hacking the OS, so only things that have APIs are available to KM.)
-Chris