-39.53% is the change from 678 to 410
Calculation steps:
[( 410 - 678 ) ÷ 678] x 100 = -39.53%
Formula
Percentage change = [(410 - 678) / 678] x 100
Subtract the new number by the original number
410 - 678 = -268
-268 ÷ 678 = -0.3952802359882006
-0.3952802359882006 x 100 = -39.53%