Divide the number of square inches by 144 to convert to square feet. For example, if you have 500 square inches, divide 500 by 144 to get 3.47 square feet.
Multiply the number of square yards by 9 to convert to square feet. For example if you have 5 square yards, multiply 5 by 9 to get 45 square feet.
Multiply the number of acres by 43,560 to convert to square feet. For example, if you have 8 acres, multiply 8 by 43,560 to get 348,480 square feet.
Divide the number of square centimeters by 929.0304 to convert to square feet. For example, if you have 3,000 square centimeters, divide 3,000 by 929.0304 to get 3.23 square feet.
Divide the number of square meters by 0.09290304 to convert to square feet. For example, if you have 30 square meters, divide 30 by 0.09290304 to get 322.91 square feet.