-28.25% is the change from 531 to 381
Calculation steps:
[( 381 - 531 ) ÷ 531] x 100 = -28.25%
Formula
Percentage change = [(381 - 531) / 531] x 100
Subtract the new number by the original number
381 - 531 = -150
-150 ÷ 531 = -0.2824858757062147
-0.2824858757062147 x 100 = -28.25%