A rectangular floor is 12 feet long and 11 feet wide. Janine places a rug that is 9 feet long and 7 feet wide and covers part of the floor in the room. Select the word(s) to complete the sentence. To find the number of square feet of the floor that is NOT covered by the rug, the the area of the floor. Add subtract multiply area of the rug length of the rug area of the floor from by to