-28.78% is the change from 476 to 339
Calculation steps:
[( 339 - 476 ) ÷ 476] x 100 = -28.78%
Formula
Percentage change = [(339 - 476) / 476] x 100
Subtract the new number by the original number
339 - 476 = -137
-137 ÷ 476 = -0.28781512605042014
-0.28781512605042014 x 100 = -28.78%