Take a Print Screen of the map and paste into Studio, select the image and use the blue tags to crop it .
Go to the Tools menu Page tab, where paper size A4 is selected and
- select Poster Mode
- change to Landscape
- change the size of paper to the size required
- select Scale to screen.
- the whole page should be visible with a grid representing the sheets of paper needed.
- stretch your image into the size required,
- save it
Go on be creative and let me know what you do.