-40.96% is the change from 669 to 395
Calculation steps:
[( 395 - 669 ) ÷ 669] x 100 = -40.96%
Formula
Percentage change = [(395 - 669) / 669] x 100
Subtract the new number by the original number
395 - 669 = -274
-274 ÷ 669 = -0.40956651718983555
-0.40956651718983555 x 100 = -40.96%