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Cutting wallpaper to size (Image credit: Shutterstock). Measure the height of your wall with a tape measure, adding 10cm (about 4 inches) to allow for trimming at the top and bottom.

Knowing how to hang wallpaper might sound like a job best left to the pros, but with some patience and attention to detail, you can likely tackle this DIY project.

Wallpaper is generally sold by the roll — often 27 inches wide by 4.5 yards long — which will cover about 30 square feet. Expect to pay $25 to $50 per roll on the low end, and up to thousands ...