Question

convert 123 square inches to square feet. Keep the significant digits.

Answer 1

123 in^3 + 1 ft/12 in * 1 ft/12 in = (123 /144) ft^2
= 0.854 ft^2

Answer 2

well, if 144 square inches equal 1 square foot
then 123 square inches would equal 123(1/144) square feet = ....

or, ...
go metric , it is 100 times easier.

Answer 3

typo mess repair:
123 in^2 * 1 ft/12 in * 1 ft/12 in = (123 /144) ft^2
= 0.854 ft^2

Answer 4

Do not ask me anything before lunch.

Answer 5

thanks guys