-64.58% is the change from 686 to 243
Calculation steps:
[( 243 - 686 ) ÷ 686] x 100 = -64.58%
Formula
Percentage change = [(243 - 686) / 686] x 100
Subtract the new number by the original number
243 - 686 = -443
-443 ÷ 686 = -0.6457725947521866
-0.6457725947521866 x 100 = -64.58%