I am 5'4 and i weigh 212 how many miles do i have to walk to lose 1 pound?

There are 3,500 calories in a pound. How much a person weighing 212 pounds, burns walking a mile, depends on how fast they are walking. At the speed of 20 minutes per mile, a person weighing 212 pounds would have to walk close to 32 miles to burn 1 pound.