-38.99% is the change from 867 to 529
Calculation steps:
[( 529 - 867 ) ÷ 867] x 100 = -38.99%
Formula
Percentage change = [(529 - 867) / 867] x 100
Subtract the new number by the original number
529 - 867 = -338
-338 ÷ 867 = -0.38985005767012687
-0.38985005767012687 x 100 = -38.99%