-64.22% is the change from 531 to 190
Calculation steps:
[( 190 - 531 ) ÷ 531] x 100 = -64.22%
Formula
Percentage change = [(190 - 531) / 531] x 100
Subtract the new number by the original number
190 - 531 = -341
-341 ÷ 531 = -0.6421845574387948
-0.6421845574387948 x 100 = -64.22%