To measure a floor in square feet, measure the length and width of the room, multiply those together, and subtract any islands or cut-ins that appear in the room. Add 5 percent to 10 percent to the square footage of a room when ordering flooring supplies withadvice from a licensed remodeling contractor in this free video on home maintenance. Expert: Tim Gipson Contact: www.inhisstepsremodeling.com Bio: Tim Gipson is a home repair specialist and remodeling contractor in Franklin, Tenn. Filmmaker: Tim Brown