How does biggest loser calculate body fat percentage loss?
How does biggest loser figure percentages? They take the number of pounds lost divided by the begining wiehgt. So if you started a week weighing 190 and ended the week weighing 186 that is a 4 pound loss. Take 4 divide it by 190 and your percentage lost is 2.11 percent. To prove this take Danny Cahill`s weight lose from this season he started out at 430 and ended up at 191 for a weight lose of 239 lbs, tkae 239 divided by 430 and you get 55.58 percent. Hope that helps!