-40.41% is the change from 678 to 404
Calculation steps:
[( 404 - 678 ) ÷ 678] x 100 = -40.41%
Formula
Percentage change = [(404 - 678) / 678] x 100
Subtract the new number by the original number
404 - 678 = -274
-274 ÷ 678 = -0.40412979351032446
-0.40412979351032446 x 100 = -40.41%