-23% is the change from 687 to 529
Calculation steps:
[( 529 - 687 ) ÷ 687] x 100 = -23%
Formula
Percentage change = [(529 - 687) / 687] x 100
Subtract the new number by the original number
529 - 687 = -158
-158 ÷ 687 = -0.22998544395924309
-0.22998544395924309 x 100 = -23%