-40.16% is the change from 635 to 380
Calculation steps:
[( 380 - 635 ) ÷ 635] x 100 = -40.16%
Formula
Percentage change = [(380 - 635) / 635] x 100
Subtract the new number by the original number
380 - 635 = -255
-255 ÷ 635 = -0.4015748031496063
-0.4015748031496063 x 100 = -40.16%