-26.86% is the change from 685 to 501
Calculation steps:
[( 501 - 685 ) ÷ 685] x 100 = -26.86%
Formula
Percentage change = [(501 - 685) / 685] x 100
Subtract the new number by the original number
501 - 685 = -184
-184 ÷ 685 = -0.2686131386861314
-0.2686131386861314 x 100 = -26.86%