-23.32% is the change from 686 to 526
Calculation steps:
[( 526 - 686 ) ÷ 686] x 100 = -23.32%
Formula
Percentage change = [(526 - 686) / 686] x 100
Subtract the new number by the original number
526 - 686 = -160
-160 ÷ 686 = -0.23323615160349853
-0.23323615160349853 x 100 = -23.32%