-70.26% is the change from 686 to 204
Calculation steps:
[( 204 - 686 ) ÷ 686] x 100 = -70.26%
Formula
Percentage change = [(204 - 686) / 686] x 100
Subtract the new number by the original number
204 - 686 = -482
-482 ÷ 686 = -0.7026239067055393
-0.7026239067055393 x 100 = -70.26%