Enter feet and inches using the following format:
feet'-inches" or feet' inches" or feet'inches"
You can separate feet, inches, and fractional inches with a dash, a space, or nothing. You can use any of the following syntax cases to enter valid feet-inch formatted values:
To designate inches for linear calculations, entering double quotes (“) is optional. For example, instead of entering 5'9-1/2”, you could enter 5'9-1/2.