Each tile covers 81 square inches. You have 1,296 square inches to cover. It will take 16 tiles to cover that area.
Approximately 73 square feet.
A tile measuring 2 foot by two foot (which, incidentally, is an unusually large tile) has an area of 4 square feet, so it would take 100 such tiles to cover a 400 square foot floor.
a 12 x 12 tile is 1 square foot. So, you would need 300 tiles to cover 300 square feet
It will take a minimum of 138 tiles. But it could take a lot more depending on the shape that you need to cover. For example, if it is a long narrow strip which is 1.1 ft wide then, unless you want to have a huge amount of mosaic, you will need 251 tiles.
A 10 X 10 area or 100 square feet.
Tiles that are two feet on a side cover 4 square feet. 378 of them cover 1512 square feet.
Two tiles will suffice since they will cover 36 square feet.
Since a 12x12 tile is one square foot, then 38 12x12 tiles will cover 38 square feet.
500/1.78 = 281 tiles
start with 38 tiles.
How many 24x24 tiles it take to cover a 14×14 room
Each tile covers 4 square feet. You will need 24.75 tiles to cover the area.
You will need at least 67 tiles. This will cover 150.75 square feet.