-39.65% is the change from 686 to 414
Calculation steps:
[( 414 - 686 ) ÷ 686] x 100 = -39.65%
Formula
Percentage change = [(414 - 686) / 686] x 100
Subtract the new number by the original number
414 - 686 = -272
-272 ÷ 686 = -0.3965014577259475
-0.3965014577259475 x 100 = -39.65%