Convert everything to feet (dividing inches by 12), then multiply. Alternately, multiply first, that will give you square inches; then divide by 144 to convert to square feet.
1 square foot = 144 square inches 4 square feet = 576 square inches
24 x 24 = 576 square feet.
1 foot = 12 inches. 4 feet = 4X12 inches. 4X12 = 48 inches. Therefore, 4 feet = 48 inches.
2 feet