-67.04% is the change from 531 to 175
Calculation steps:
[( 175 - 531 ) ÷ 531] x 100 = -67.04%
Formula
Percentage change = [(175 - 531) / 531] x 100
Subtract the new number by the original number
175 - 531 = -356
-356 ÷ 531 = -0.6704331450094162
-0.6704331450094162 x 100 = -67.04%