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Continue to ChatSquare Foot To Acre : How to Calculate Feet in Acres | Sciencing / First of all just type the square foot (ft²) value in the text field of the conversion form to start converting ft² to ac², then select the decimals value and finally hit convert button if auto calculation didn't work. - https://srilanksh.blogspot.com/2021/05/square-foot-to-acre-how-to-calculate.html