-67.97% is the change from 587 to 188
Calculation steps:
[( 188 - 587 ) ÷ 587] x 100 = -67.97%
Formula
Percentage change = [(188 - 587) / 587] x 100
Subtract the new number by the original number
188 - 587 = -399
-399 ÷ 587 = -0.6797274275979557
-0.6797274275979557 x 100 = -67.97%