First you have to know how many square feet are in the room. (Length and width). Then go on Google, type "convert square feet into square yards" AND go on a website, enter the number and VOLÍA!
40 square yards
742 square yards
A 20' by 14' room measures 31.1 square yards.
Total square yards: 18.78
16 square yards.
252 square feet = 252/9 square yards = 28 square yards
64 yards
1.53 square yards.
35 square yards
nine square yards.
264 square yards
If it is a 17 yard by 9 yard room then 153 square yards!