-38.35% is the change from 665 to 410
Calculation steps:
[( 410 - 665 ) ÷ 665] x 100 = -38.35%
Formula
Percentage change = [(410 - 665) / 665] x 100
Subtract the new number by the original number
410 - 665 = -255
-255 ÷ 665 = -0.38345864661654133
-0.38345864661654133 x 100 = -38.35%