-27.95% is the change from 687 to 495
Calculation steps:
[( 495 - 687 ) ÷ 687] x 100 = -27.95%
Formula
Percentage change = [(495 - 687) / 687] x 100
Subtract the new number by the original number
495 - 687 = -192
-192 ÷ 687 = -0.2794759825327511
-0.2794759825327511 x 100 = -27.95%