-12.24% is the change from 686 to 602
Calculation steps:
[( 602 - 686 ) ÷ 686] x 100 = -12.24%
Formula
Percentage change = [(602 - 686) / 686] x 100
Subtract the new number by the original number
602 - 686 = -84
-84 ÷ 686 = -0.12244897959183673
-0.12244897959183673 x 100 = -12.24%