-28.81% is the change from 538 to 383
Calculation steps:
[( 383 - 538 ) ÷ 538] x 100 = -28.81%
Formula
Percentage change = [(383 - 538) / 538] x 100
Subtract the new number by the original number
383 - 538 = -155
-155 ÷ 538 = -0.28810408921933084
-0.28810408921933084 x 100 = -28.81%